Here is the full list of all 19 Here to Stay achievements.
Unlock all the skins in the game
Collect a big treasure for your political plans
Unlock all the abilities in the institution
Pass your first law
Destroy your first enemy party
Unock every city
Propose your first law
Win your first city
Hire enough people to fill your offices
Enter the parliament for the first time
Unlock your first city
Kill your first enemy member
Promote your first member
Send a gift to another party
Unlock a big office for your party
Build a monument in each city
Play a long game
Create your first scenario
Become the leader of the nation