Kentucky's U.S. Rep. Thomas Massie said attacks from fellow Republican President Donald Trump show he's worried about congressional opposition.

Opinion: An autocratic president erratically bombed Iran without congressional authorization. What Trump chose was unconstitutional.

Republican renegade Rep. Thomas Massie pulled his House resolution to check President Donald Trump's war powers after the president announced a ceasefire between Iran and Israel.

Massie announced he will introduce a bipartisan "War Powers Resolution," prohibiting U.S. involvement in the conflict without congressional approval.

Massie announced he will introduce a bipartisan "War Powers Resolution," prohibiting U.S. involvement in the conflict without ...

A bipartisan group of House lawmakers, led by Republican Representative Thomas Massie of Kentucky and Democratic Representative Ro Khanna of California introduced a War Powers Resolution Tuesday ...

Rep. Thomas Massie spoke with Fox News Digital about his criticism of President Trump's strikes on Iran.

Rep. Thomas Massie is against U.S. involvement in the Israel-Iran conflict. He plans to stop Trump from getting the U.S. involved in a war.

Rep. Thomas Massie criticized President Trump's Iran strikes, claiming his base was misled as the president allowed "neocons" to determine foreign policy, while Trump called Massie a grandstander.