Amendment 4 would require any constitutional amendment put on the ballot through the initiative petition process to pass in ...

The push came after progressives in the solidly Republican state found success with ballot measures related to abortion, ...

The measures would have rewritten how Missourians amend the state constitution and eliminated the state income tax.

Because voters rejected Amendment 4, proposed state constitutional amendments brought by the public will still require a simple majority to pass once on the ballot.

COLUMBIA — Missouri Amendment 4 concerns the initiative petition process and is the subject of many political ads and campaigns. And while the words "initiative petition" might sound unfamiliar, the ...

Amendment 4 would make it harder for citizens to change the Missouri constitution, and Amendment 5 would overhaul the state's ...

Missouri voters rejected two statewide constitutional amendments on Tuesday night, maintaining the existing initiative ...