In terms of day-to-day events, the former president tends to steer clear of the arena. There are, however, occasional exceptions.

Former President Obama swung back at President Trump on Tuesday in a rare response to unfounded accusations. The big picture: Trump peddled conspiracy theories about Obama, telling reporters the former president tried to rig the 2016 presidential election.

Besides Obama, President Trump on Tuesday rattled off a list of people he accused of acting criminally "at the highest level."

A spokesperson for the former president called Trump's claim that Obama tried to rig the 2016 election "a weak attempt at a distraction."

Although it had been rare for there to be so much friction between current and former occupants of the Oval Office, Obama has been a frequent target of Trump’s attacks.

Former President Barack Obama fired back against President Donald Trump, who said the former president should be prosectued.

Obama's debt to Trump in the current president's mind? That the U.S. Supreme Court ruled last year that presidents have immunity for official acts.

A spokesman for former President Barack Obama issued on Tuesday a rare rebuke of President Trump, calling Mr. Trump’s pledge to use the Justice Department to go after his predecessor for treason “ridiculous and a weak attempt at distraction.”

After President Trump posted an AI-generated fake video showing former President Barack Obama's arrest on social media, Trump accused the former president of "treason."