"We're having a war with our friends and really crippling our ability to deal effectively with China," Bolton told CNBC.

A former aide to U.S. President Donald Trump has recently come forward claiming the world leader "has no idea what he's ...

John Bolton issued a warning Tuesday about why he believes Donald Trump’s tariffs are a “form of economic illiteracy” that ...

During Monday's meeting with the press, Trump said of Ukraine: "When you start a war, you've gotta know that you can win the ...

Former U.S. National Security Advisor John Bolton says America risks getting caught in endless negotiations with Iran as Washington and Tehran meet in Oman.

U.S. President Donald Trump does not understand how tariffs work, former U.S. National Security Advisor John Bolton says.

Former national security adviser John Bolton suggested Tuesday that he doesn’t believe China will cut a deal with President ...

according to former national security advisor John Bolton. "This is certainly not the way you treat your friends. You don't slap them in the face publicly and say, I'm going to tariff you unless ...