diff --git a/.changelog/unreleased/api-breaking/3028-deprecate-globalfee.md b/.changelog/unreleased/api-breaking/3028-deprecate-globalfee.md
deleted file mode 100644
index 263a3d826ff..00000000000
--- a/.changelog/unreleased/api-breaking/3028-deprecate-globalfee.md
+++ /dev/null
@@ -1,5 +0,0 @@
-- Add feemarket module
-- Remove globalfee module from the app and repository
-- Remove auth module 'DeductFeeDecorator'
-- Remove x/globalfee module
- ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/unreleased/dependencies/3028-bump-go.md b/.changelog/unreleased/dependencies/3028-bump-go.md
deleted file mode 100644
index 50fc5590595..00000000000
--- a/.changelog/unreleased/dependencies/3028-bump-go.md
+++ /dev/null
@@ -1,2 +0,0 @@
-- Bump go version to 1.22
- ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/unreleased/dependencies/3051-add-cosmwasm.md b/.changelog/unreleased/dependencies/3051-add-cosmwasm.md
deleted file mode 100644
index 3898012f02c..00000000000
--- a/.changelog/unreleased/dependencies/3051-add-cosmwasm.md
+++ /dev/null
@@ -1,2 +0,0 @@
-- Add the wasmd module.
- ([\#3051](https://github.com/cosmos/gaia/pull/3051))
\ No newline at end of file
diff --git a/.changelog/unreleased/features/3028-add-feemarket.md b/.changelog/unreleased/features/3028-add-feemarket.md
deleted file mode 100644
index 17a21ea7110..00000000000
--- a/.changelog/unreleased/features/3028-add-feemarket.md
+++ /dev/null
@@ -1,2 +0,0 @@
-- Add the feemarket module. Remove the auth module 'DeductFeeDecorator'.
- ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/unreleased/features/3051-add-cosmwasm.md b/.changelog/unreleased/features/3051-add-cosmwasm.md
deleted file mode 100644
index 3898012f02c..00000000000
--- a/.changelog/unreleased/features/3051-add-cosmwasm.md
+++ /dev/null
@@ -1,2 +0,0 @@
-- Add the wasmd module.
- ([\#3051](https://github.com/cosmos/gaia/pull/3051))
\ No newline at end of file
diff --git a/.changelog/unreleased/state-breaking/3028-add-feemarket.md b/.changelog/unreleased/state-breaking/3028-add-feemarket.md
deleted file mode 100644
index d3946ec49c5..00000000000
--- a/.changelog/unreleased/state-breaking/3028-add-feemarket.md
+++ /dev/null
@@ -1,2 +0,0 @@
-- Add the feemarket module. Remove the globalfee module from the app and repository. Remove the auth module 'DeductFeeDecorator'.
- ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/unreleased/state-breaking/3028-deprecate-globalfee.md b/.changelog/unreleased/state-breaking/3028-deprecate-globalfee.md
deleted file mode 100644
index 263a3d826ff..00000000000
--- a/.changelog/unreleased/state-breaking/3028-deprecate-globalfee.md
+++ /dev/null
@@ -1,5 +0,0 @@
-- Add feemarket module
-- Remove globalfee module from the app and repository
-- Remove auth module 'DeductFeeDecorator'
-- Remove x/globalfee module
- ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/unreleased/state-breaking/3051-add-cosmwasm.md b/.changelog/unreleased/state-breaking/3051-add-cosmwasm.md
deleted file mode 100644
index 3898012f02c..00000000000
--- a/.changelog/unreleased/state-breaking/3051-add-cosmwasm.md
+++ /dev/null
@@ -1,2 +0,0 @@
-- Add the wasmd module.
- ([\#3051](https://github.com/cosmos/gaia/pull/3051))
\ No newline at end of file
diff --git a/.changelog/v18.0.0/api-breaking/3028-deprecate-globalfee.md b/.changelog/v18.0.0/api-breaking/3028-deprecate-globalfee.md
new file mode 100644
index 00000000000..ef5f428825f
--- /dev/null
+++ b/.changelog/v18.0.0/api-breaking/3028-deprecate-globalfee.md
@@ -0,0 +1,2 @@
+- Remove both the globalfee module and the auth module 'DeductFeeDecorator'.
+  ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/unreleased/api-breaking/3149-bump-ics.md b/.changelog/v18.0.0/api-breaking/3149-bump-ics.md
similarity index 100%
rename from .changelog/unreleased/api-breaking/3149-bump-ics.md
rename to .changelog/v18.0.0/api-breaking/3149-bump-ics.md
diff --git a/.changelog/v18.0.0/dependencies/3028-bump-go.md b/.changelog/v18.0.0/dependencies/3028-bump-go.md
new file mode 100644
index 00000000000..75b8e62bcf2
--- /dev/null
+++ b/.changelog/v18.0.0/dependencies/3028-bump-go.md
@@ -0,0 +1,2 @@
+- Bump go version to 1.22
+  ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/v18.0.0/dependencies/3051-add-cosmwasm.md b/.changelog/v18.0.0/dependencies/3051-add-cosmwasm.md
new file mode 100644
index 00000000000..a56f89fdf6d
--- /dev/null
+++ b/.changelog/v18.0.0/dependencies/3051-add-cosmwasm.md
@@ -0,0 +1,2 @@
+- Add the wasmd module.
+  ([\#3051](https://github.com/cosmos/gaia/pull/3051))
\ No newline at end of file
diff --git a/.changelog/unreleased/dependencies/3149-bump-ibc.md b/.changelog/v18.0.0/dependencies/3149-bump-ibc.md
similarity index 100%
rename from .changelog/unreleased/dependencies/3149-bump-ibc.md
rename to .changelog/v18.0.0/dependencies/3149-bump-ibc.md
diff --git a/.changelog/unreleased/state-breaking/3149-bump-ics.md b/.changelog/v18.0.0/dependencies/3149-bump-ics.md
similarity index 100%
rename from .changelog/unreleased/state-breaking/3149-bump-ics.md
rename to .changelog/v18.0.0/dependencies/3149-bump-ics.md
diff --git a/.changelog/unreleased/dependencies/3149-bump-sdk.md b/.changelog/v18.0.0/dependencies/3149-bump-sdk.md
similarity index 100%
rename from .changelog/unreleased/dependencies/3149-bump-sdk.md
rename to .changelog/v18.0.0/dependencies/3149-bump-sdk.md
diff --git a/.changelog/v18.0.0/features/3028-add-feemarket.md b/.changelog/v18.0.0/features/3028-add-feemarket.md
new file mode 100644
index 00000000000..d7010c36b59
--- /dev/null
+++ b/.changelog/v18.0.0/features/3028-add-feemarket.md
@@ -0,0 +1,8 @@
+- Add the [feemarket module](https://github.com/skip-mev/feemarket) and set the initial params to the following values. ([\#3028](https://github.com/cosmos/gaia/pull/3028) and [\#3164](https://github.com/cosmos/gaia/pull/3164))
+  ```
+  FeeDenom = "uatom"
+  DistributeFees = false // burn base fees
+  MinBaseGasPrice = 0.005 // same as previously enforced by `x/globalfee`
+  MaxBlockUtilization = 30_000_000 // the default value 
+  ```
+  
\ No newline at end of file
diff --git a/.changelog/v18.0.0/features/3051-add-cosmwasm.md b/.changelog/v18.0.0/features/3051-add-cosmwasm.md
new file mode 100644
index 00000000000..a56f89fdf6d
--- /dev/null
+++ b/.changelog/v18.0.0/features/3051-add-cosmwasm.md
@@ -0,0 +1,2 @@
+- Add the wasmd module.
+  ([\#3051](https://github.com/cosmos/gaia/pull/3051))
\ No newline at end of file
diff --git a/.changelog/v18.0.0/features/3149-expedited-proposals.md b/.changelog/v18.0.0/features/3149-expedited-proposals.md
new file mode 100644
index 00000000000..ad980e537a0
--- /dev/null
+++ b/.changelog/v18.0.0/features/3149-expedited-proposals.md
@@ -0,0 +1,2 @@
+- Enable both `MsgSoftwareUpgrade` and `MsgCancelUpgrade` to be expedited. 
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
\ No newline at end of file
diff --git a/.changelog/v18.0.0/state-breaking/3028-add-feemarket.md b/.changelog/v18.0.0/state-breaking/3028-add-feemarket.md
new file mode 100644
index 00000000000..2732565410a
--- /dev/null
+++ b/.changelog/v18.0.0/state-breaking/3028-add-feemarket.md
@@ -0,0 +1,2 @@
+- Add the [feemarket module](https://github.com/skip-mev/feemarket).
+  ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/v18.0.0/state-breaking/3028-deprecate-globalfee.md b/.changelog/v18.0.0/state-breaking/3028-deprecate-globalfee.md
new file mode 100644
index 00000000000..ef5f428825f
--- /dev/null
+++ b/.changelog/v18.0.0/state-breaking/3028-deprecate-globalfee.md
@@ -0,0 +1,2 @@
+- Remove both the globalfee module and the auth module 'DeductFeeDecorator'.
+  ([\#3028](https://github.com/cosmos/gaia/pull/3028))
\ No newline at end of file
diff --git a/.changelog/v18.0.0/state-breaking/3051-add-cosmwasm.md b/.changelog/v18.0.0/state-breaking/3051-add-cosmwasm.md
new file mode 100644
index 00000000000..a56f89fdf6d
--- /dev/null
+++ b/.changelog/v18.0.0/state-breaking/3051-add-cosmwasm.md
@@ -0,0 +1,2 @@
+- Add the wasmd module.
+  ([\#3051](https://github.com/cosmos/gaia/pull/3051))
\ No newline at end of file
diff --git a/.changelog/unreleased/state-breaking/3149-bump-ibc.md b/.changelog/v18.0.0/state-breaking/3149-bump-ibc.md
similarity index 100%
rename from .changelog/unreleased/state-breaking/3149-bump-ibc.md
rename to .changelog/v18.0.0/state-breaking/3149-bump-ibc.md
diff --git a/.changelog/v18.0.0/state-breaking/3149-bump-ics.md b/.changelog/v18.0.0/state-breaking/3149-bump-ics.md
new file mode 100644
index 00000000000..a71b63ffb73
--- /dev/null
+++ b/.changelog/v18.0.0/state-breaking/3149-bump-ics.md
@@ -0,0 +1,3 @@
+- Bump [interchain-security](https://github.com/cosmos/interchain-security) to
+  [v4.3.0-lsm](https://github.com/cosmos/interchain-security/releases/tag/v4.3.0-lsm).
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
\ No newline at end of file
diff --git a/.changelog/unreleased/state-breaking/3149-bump-sdk.md b/.changelog/v18.0.0/state-breaking/3149-bump-sdk.md
similarity index 100%
rename from .changelog/unreleased/state-breaking/3149-bump-sdk.md
rename to .changelog/v18.0.0/state-breaking/3149-bump-sdk.md
diff --git a/.changelog/v18.0.0/state-breaking/3149-expedited-proposals.md b/.changelog/v18.0.0/state-breaking/3149-expedited-proposals.md
new file mode 100644
index 00000000000..ad980e537a0
--- /dev/null
+++ b/.changelog/v18.0.0/state-breaking/3149-expedited-proposals.md
@@ -0,0 +1,2 @@
+- Enable both `MsgSoftwareUpgrade` and `MsgCancelUpgrade` to be expedited. 
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
\ No newline at end of file
diff --git a/.changelog/v18.0.0/summary.md b/.changelog/v18.0.0/summary.md
new file mode 100644
index 00000000000..90244164fd0
--- /dev/null
+++ b/.changelog/v18.0.0/summary.md
@@ -0,0 +1 @@
+*June 25, 2024*
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7c1d30ea3ef..96808ca79e0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,70 @@
 # CHANGELOG
 
+## v18.0.0
+
+*June 25, 2024*
+
+### API BREAKING
+
+- Remove both the globalfee module and the auth module 'DeductFeeDecorator'.
+  ([\#3028](https://github.com/cosmos/gaia/pull/3028))
+- Bump [interchain-security](https://github.com/cosmos/interchain-security) to
+  [v4.3.0-lsm](https://github.com/cosmos/interchain-security/releases/tag/v4.3.0-lsm).
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+
+### DEPENDENCIES
+
+- Bump go version to 1.22
+  ([\#3028](https://github.com/cosmos/gaia/pull/3028))
+- Add the wasmd module.
+  ([\#3051](https://github.com/cosmos/gaia/pull/3051))
+- Bump [interchain-security](https://github.com/cosmos/interchain-security) to
+  [v4.3.0-lsm](https://github.com/cosmos/interchain-security/releases/tag/v4.3.0-lsm).
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+- Bump [ibc-go](https://github.com/cosmos/ibc-go) to
+  [v7.6.0](https://github.com/cosmos/ibc-go/releases/tag/v7.6.0)
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+- Bump [cosmos-sdk](https://github.com/cosmos/cosmos-sdk) to
+  [v0.47.16-ics-lsm](https://github.com/cosmos/cosmos-sdk/tree/v0.47.16-ics-lsm).
+  This is a special cosmos-sdk branch with support for both ICS and LSM.
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+
+### FEATURES
+
+- Add the [feemarket module](https://github.com/skip-mev/feemarket) and set the initial params to the following values. ([\#3028](https://github.com/cosmos/gaia/pull/3028) and [\#3164](https://github.com/cosmos/gaia/pull/3164))
+  ```
+  FeeDenom = "uatom"
+  DistributeFees = false // burn base fees
+  MinBaseGasPrice = 0.005 // same as previously enforced by `x/globalfee`
+  MaxBlockUtilization = 30_000_000 // the default value 
+  ```
+  
+- Add the wasmd module.
+  ([\#3051](https://github.com/cosmos/gaia/pull/3051))
+- Enable both `MsgSoftwareUpgrade` and `MsgCancelUpgrade` to be expedited. 
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+
+### STATE BREAKING
+
+- Remove both the globalfee module and the auth module 'DeductFeeDecorator'.
+  ([\#3028](https://github.com/cosmos/gaia/pull/3028))
+- Add the [feemarket module](https://github.com/skip-mev/feemarket).
+  ([\#3028](https://github.com/cosmos/gaia/pull/3028))
+- Add the wasmd module.
+  ([\#3051](https://github.com/cosmos/gaia/pull/3051))
+- Bump [interchain-security](https://github.com/cosmos/interchain-security) to
+  [v4.3.0-lsm](https://github.com/cosmos/interchain-security/releases/tag/v4.3.0-lsm).
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+- Enable both `MsgSoftwareUpgrade` and `MsgCancelUpgrade` to be expedited. 
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+- Bump [ibc-go](https://github.com/cosmos/ibc-go) to
+  [v7.6.0](https://github.com/cosmos/ibc-go/releases/tag/v7.6.0)
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+- Bump [cosmos-sdk](https://github.com/cosmos/cosmos-sdk) to
+  [v0.47.16-ics-lsm](https://github.com/cosmos/cosmos-sdk/tree/v0.47.16-ics-lsm).
+  This is a special cosmos-sdk branch with support for both ICS and LSM.
+  ([\#3149](https://github.com/cosmos/gaia/pull/3149))
+
 ## v17.2.0
 
 *June 5, 2024*