On many occasions in US history, a president has ordered large-scale military operations without congressional approval.

The brightest men who have led the nation.

This video follows a complete timeline of US presidents from Benjamin Harrison to Barack Obama. It covers the transformation of America from a growing nation into a global superpower. Wars, economic ...

Donald Trump survived another assassination attempt, highlighting dangers faced by US presidents. He has faced three attempts. Historically, presidents including Abraham Lincoln, John F. Kennedy, ...

Following McKinley’s death in 1901, Congress assigned the Secret Service permanent responsibility for protecting the ...

Led by his sons, Trump's many ventures have only grown in 2nd term, especially into Middle East, in stark change with past ...

Former Secretary of State John Kerry said that the previous US presidents did not agree to go to war with Iran because they had not "exhausted all the remedies of peaceful process".

Former Presidents Joe Biden, Barack Obama, George W. Bush and Bill Clinton sit down with TODAY’s Jenna Bush Hager for ...

Many of the United States’ most influential presidents led ordinary lives before entering politics, working in jobs such as ...