The seat, held by Republican Sen. Susan Collins, could be one of only a few realistic Senate pickup opportunities for Democrats next year — but Janet Mills will need to contend with a primary battle first.

In many ways, Janet Mills is the ideal Democratic recruit to take on Republican Sen. Susan Collins, a fifth-term moderate with a track record of beating well-funded challengers. Mills is a two-term governor with a history of outperforming her party and a record of pushing back against President Donald Trump.

Online and mail-in voter registration for Maine’s Nov. 4 referendum election closes Tuesday at 5 p.m. MAINE, USA — The deadline to register to vote online or by mail ahead of Maine’s Nov. 4, 2025, Referendum Election ends today at 5 p.m., according to the Secretary of State’s Office.

Supporters of a November referendum that would require people to present photo identification in order to cast a ballot said Tuesday that the proposal will strengthen Maine’s elections. Opponents, meanwhile,

A two-term Democratic governor, Ms. Mills called herself “battle tested” in an interview. But she faces a Democratic primary before she can challenge the Republican incumbent.

The nonpartisan election handicapper Cook Political Report shifted its rating of the Maine Senate race from “lean Republican” to “toss-up” after Maine Gov. Janet Mills (D) launched her bid Tuesday

Gov. Janet Mills enters a competitive Democratic primary for Maine's Senate seat, facing Graham Platner who is backed by Senator Bernie Sanders of Vermont.

To ID or not to ID, that is part of the question that Maine residents will be asked to vote on this November. Ballot Question 1 seeks to make a number of changes to the state’s voter ID requirements as well as its current absentee voting rules.

The Maine secretary of state said authorities are investigating the 250 blank election ballots that were found in a resident's Amazon order last week.