Sources: CNN
The U.S. House of Representatives votes 222–190 to establish a committee to investigate the January 6 riot at the United States Capitol, with Liz Cheney (WY-1) and Adam Kinzinger (IL-16) being the only two Republicans to vote for the committee. 2021-06-30
United States House Republicans vote to remove Wyoming representative Liz Cheney as Chair of the House of Representatives Republican Conference, following her critical statements about former President Donald Trump. 2021-05-12
The United States Senate votes on whether to acquit U.S. President Donald Trump. By a vote of 52–48 almost entirely along party lines, the Republican-majority Senate acquits Trump on the first article of impeachment, abuse of power, and acquits him on the second charge, obstruction of Congress, in a separate 53–47 vote. Utah Senator Mitt Romney casts the sole Republican guilty vote, against party lines, on the first article. 2020-02-5
Mitt Romney accepts the nomination of the Republican Party to be its candidate in the 2012 US presidential election. 2012-08-30
The United States Republican Party officially nominates Mitt Romney as its candidate in the 2012 presidential election at the National Convention in Tampa, Florida. 2012-08-28
Voters in the US state of Texas go to the polls for primary elections, with Mitt Romney securing the Republican nomination in the Republican primary. 2012-05-29
Mitt Romney wins the caucuses in Guam, the Northern Mariana Islands, the Virgin Islands and Wyoming. 2012-03-10
Republican voters in the US state of Washington go to the polls for caucuses, with Mitt Romney winning. 2012-03-3
Republican Party voters in Colorado participate in caucuses with 36 delegates at stake - Santorum wins, with Mitt Romney placing second. 2012-02-7
Republican Party voters gather in Nevada for the party caucuses with Mitt Romney projected as the winner. 2012-02-4