Nick Burns, former U.S. Ambassador to NATO during the Bush administration, joins Chris Jansing after President Trump announced the possibility that he could attend May Day celebrations in Russia next year to mark the 75th anniversary of World War II. Burns tells Chris that it's "something the President has to consider," noting that "we were allied with the Soviets to defeat Hitler."

Professor Nicholas Burns speaks on CNN's Don Lemon about Secretary Pompeo

Great nations don’t abandon their responsibilities.  They don’t pull back from global leadership, pull up the drawbridges and cower from what is happening in the rest of the world. The America and the United Kingdom that made our modern world more prosperous, more stable, more just, more peaceful have not disappeared.

Professor Nicholas Burns speaks to CNN on U.S. foreign policy.

Following President Trump’s decision to withdraw troops from northern Syria, Belfer Center experts discussed the impact on America, our allies and adversaries, and the region.

How should the US and Australia plan for a future of both strategic competition and cooperation with China? How do we get the balance between them right? The distinguished American diplomat Nicholas Burns, the Lowy Institute’s 2019 Rothschild & Co Distinguished International Fellow, addressed these questions in the 2019 Owen Harries Lecture.

Congress needs to repair the damage Trump has caused to the effectiveness and morale of the Foreign Service. One of the first casualties of President Trump’s murky dealings with Ukraine has been the United States Foreign Service, the group of nonpartisan career professionals who serve as America’s primary point of contact with the world beyond our borders. While the House impeachment inquiry has rightly become a top priority, Congress must also act to repair the substantial damage Mr. Trump has caused to the effectiveness and morale of our diplomats and other State Department employees.

Former U.S. ambassador to NATO Nicholas Burns to CNN host Don Lemon: "The real question here -- and I think it's going to set up the hearings tomorrow in the House when Ambassador Kurt Volker goes up. How is it possible that a private citizen, Rudy Giuliani, essentially hijacked United States policy towards Ukraine?"

Ambassador Nicholas Burn on CNN discussing the implications of Secretary of State Pompeo on President Donald Trump's Ukraine phone call.

A group of former national security professionals is pushing back on President Trump's interactions with the president of Ukraine. More than 300 of them signed an open letter last week calling Trump's actions "an unconscionable abuse of power." One of them is Nicholas Burns — former ambassador to NATO and now a professor at the Harvard Kennedy School. He's also an unpaid adviser to the Joe Biden campaign.