Barack Obama

Obama said that Justice Department investigation would be impartial.

New tough rules under the Obama administration aimed at reducing inversion.

On Friday Obama said he had urged Erdogan not to stifle democratic debate.

US President Barack Obama said the one who made the comments is ignorant about foreign policy or nuclear policy.

The US President said 102 nations have expanded the Convention on the Physical Protection of Nuclear Material.

In conjunction with the Nuclear Security Summit, these are the nine countries that now have nuclear weapons.

World has seen a 'big achievement' in barring nuclear terrorism but threat remains, says IAEA director general.

Government sources claim exercise part of prudent planning rather than prompted by imminent threat.

Microsoft artificial intelligence Twitter account says "I'm smoking kush infront the police".

The former president, 89, does not seem convinced by thawing of relations between his nation and US.

Legendary British rock band made their debut in the Communist country, with free performance.

President tried traditional Argentine dance during state dinner in Buenos Aires.

Human rights have remained an impediment to strengthening ties with Cuba, despite the reconciliation reached by the two leaders in 2014.

US president says he wants to 'bury last remnant of Cold War' hostility in historic speech in Havana.

Up to 34 people are reported to have been killed after a number of terrorist explosions in and around Brussels.

Dinner followed historic day in which Barack Obama became the first US president to visit Cuba for 88 years

First US president to visit Cuba since 1959 revolution in joint press conference with President Raul Castro.

Stanford invents software enabling real-time facial reenactment that can be mapped onto a real face.

The three-day trip to meet Cuban President Raul Castro is the first by a US president in 88 years.

Those who extol the virtues of Cuban communism should try living there.

The tour opens his three-day trip, the first by a US president to Cuba in 88 years.

Obama's visit is a firs by a sitting US president in nearly 90 years.

President Obama made appointment after the death of Justice Antonin Scalia.

Obama, in his final year as US president, faces an uphill battle to push the nomination through Senate.

The president also criticised anti-Trump supporters for resorting to violence in their protests.

The Obamas have declared themselves big fans of the hit musical about Alexander Hamilton.

US president took aim at Donald Trump and the GOP at a fundraiser in Austin, Texas.

By staging a lavish welcome, Obama turned the page on years of shaky ties with Canada.

Obama greeted Trudeau on the White House's south lawn at the start of the state visit.

Sanders stays relentlessly on-message: that America is being stolen by corrupt Wall Street oligarchs.