Martha Raddatz

As the war between Russia and Ukraine rages, this George Stephanopoulos documentary pulls back the curtain on the rise of the two men at the center of the conflict – Russian President Vladimir Putin and Ukrainian President Volodymyr Zelenskyy.

Celebrities, comedians, newsmakers, and the ABC News team look back on the biggest stories, trends and entertainment obsessions that defined the last 12 months.

The detailed timeline of events surrounding the deadly siege of the U.S. Capitol and violence in Washington, D.C. on January 6, 2021.

In this television special, ABC News Chief Global Affairs Correspondent Martha Raddatz speaks with John Bolton, former national security adviser to President Donald Trump, about Bolton's book The Room Where It Happened: A White House Memoir.