In the first week of open impeachment hearings, three career diplomats gave dramatic testimony before the House Intelligence Committee.
In the second week of open impeachment hearings, people who overheard President Trump's call with Ukraine spoke publicly for the first time.
The House Judiciary Committee took over the impeachment inquiry into President Trump as House Speaker Nancy Pelosi said Democrats will move forward.
Attacks on both sides got heated and personal as the House Judiciary Committee approved two articles of impeachment against President Trump.
Donald Trump is the third president in U.S. history to face a Senate trial.
House Speaker Nancy Pelosi sent articles of impeachment to the Senate after several weeks of delay, and Chief Justice John G. Roberts swore in Senators.
Over three days, the House impeachment managers laid out opening arguments in the impeachment trial of Donald Trump.
President Trump's lawyers concluded their defense, and after 16 hours of questioning, the Senate voted against calling witnesses like John Bolton to testify.
The president was acquitted on both charges of impeachment by the Senate, with Sen. Mitt Romney crossing the aisle and voting to convict on one charge.
A week after a pro-Trump mob stormed the Capitol, the House passed one article of impeachment against the president for inciting an insurrection.
House managers argue former president Trump incited an insurrection in a dramatic and swift Senate impeachment trial.