Nebraska's split-vote electoral system, which the Democrat-leaning Maine also uses, came into effect in 1991, with the state facing multiple attempts to repeal it since. The current proposal was introduced in 2023 by Senator Loren Lippincott.

Sen. Lindsey Graham said it's "very reasonable" for Nebraska to push for a change to its electoral vote system because the election could come down to a single electoral vote.

Republicans are stepping up their efforts to change Nebraska's electoral vote process to winner-take-all -- a move that would benefit former President Donald Trump in an expected close November election in which a single vote could make a key difference in the Electoral College.

Too late for Maine Democrats to retaliate, Nebraska Republicans may implement a winner-take-all system, swiping an electoral vote from Harris.

Under state law now, whichever presidential candidate gets more votes in a congressional district wins an elector