A Canadian woman is sentenced to nearly 22 years in prison in Washington for mailing a threatening letter containing ricin to then-President Donald Trump at the White House.
South Korean President Moon Jae-in urges incoming U.S. President Joe Biden to learn from the policies, both positive and negative, of Donald Trump towards North Korea and says that the North has a "clear willingness to denuclearize if Washington and Pyongyang could find mutually agreeable steps to decrease the nuclear threat and ensure the North's security".
U.S. President Donald Trump hosts a meeting at the White House with Mexican President Andrés Manuel López Obrador to discuss the new United States–Mexico–Canada Agreement. Canadian Prime Minister Justin Trudeau declines to attend.
Madeleine Westerhout is forced to resign as Director of Oval Office Operations at the White House after leaking private information about the Trump family and White House operations to reporters at a private dinner. Westerhout had allegedly bragged about her personal access to U.S. President Donald Trump.
The U.S. Court of Appeals for the Fourth Circuit dismisses a lawsuit by the state of Maryland and the District of Columbia against President Donald Trump, citing lack of legal standing in challenging payments to President Trump's private properties by foreign customers.
German Chancellor Angela Merkel and U.S. President Donald Trump hold a joint press conference at the White House. Merkel states she believes that there can be a bilateral trade deal between the European Union and the United States.
U.S. President Donald Trump meets in the White House State Dining Room with parents and friends of young people killed in school shootings to discuss what needs to be done. Suggestions for the president included a number of items to make schools safer, and for Trump to "put politics aside" and back gun control measures.
President of the United States Barack Obama meets President of the Palestinian National Authority Mahmoud Abbas at the White House in Washington, D.C., United States and promises Palestinians $400 million in US assistance for the West Bank and Gaza.