Trump wrote on Truth Social that Collins is among the GOP senators he believes "should never be elected to office again.”

Maine Gov. Janet Mills (D) on Thursday slammed Sen. Susan Collins (R-Maine) for not casting a vote to check President Trump’s war powers two months ago after she helped advance a bipartisan resolution Thursday to block Trump from using military force against Venezuela.

After five G.O.P. senators joined Democrats on a war powers vote, the president lashed out, including at his party’s most politically endangered senator.

PORTLAND, Maine (WGME) -- In a rare Congressional rebuke of President Trump, Maine Senator Susan Collins voted with four other Republicans and all Democrats, reaffirming the need for Congressional approval for any future military action in Venezuela. That vote passed the Senate 52 to 47.

President Donald Trump called for a group of Republicans to lose their reelection bids Thursday after they voted to check his authority to use military force on Venezuela. Frequent Trump critics — Republicans Sens.

December 28, 2025 - WASHINGTON, D.C — Bipartisan legislation authored by U.S. Senators Susan Collins and Mark Warner (D-VA) to strengthen the security of U.S. election infrastructure was included in the Fiscal Year 2026 National Defense Authorization Act (NDAA) and signed into law.

“Republicans, when in doubt, vote the exact opposite of Senator Susan Collins,” Trump said in a social media post. “Generally speaking, you can’t go wrong. Thank you for your attention to this matter and, MAKE AMERICA GREAT AGAIN!”

Pushback from Susan Collins and Thom Tillis is striking amid tepid response from most other Republican senators