Questions about the withdrawal of a group from a larger entity, especially a political entity. Use with a country or other tag to identify the entity. For question about "local independence" use [local-autonomy], instead. When referring to a civil war, use also the tag: [armed-conflict].
Secession is when a region leaves (or secedes) from its current country to form its own country.
Not to be confused with succession, which is about one person replacing another in a role when someone departs (via death, resignation, impeachment, etc.).