Rishi Sunak arrives at 10 Downing Street for the first time as Prime Minister, and speaks to the people.

Rishi Sunak concludes his first speech made as a serving U.K. prime minister, outlining the priorities for his new government at a difficult moment in the country’s history.

President Donald Trump has tested positive for Covid-19. At little over a month until the general elections, this news has prompted a lot of uncertainty and raised a great many questions.

President Barack Obama, accompanied by Vice President Joe Biden, spoke from the White House Rose Garden on Thursday, where he congratulated President-elect Donald Trump and put forth his commitment to a peaceful transition of power.

44th president of the United States Barack Obama speaks about his understanding of American democracy following the election of Donald Trump.

Theresa May gives her first speech as Britain's new prime minister, outlining her priorities for the UK with a focus on domestic issues.

More than 800 million people around the world use the social media video platform TikTok. However, some governments around the world are concerned that the Chinese-owned app allows the Chinese government to access people's data.

The European Union says it will begin shipping arms to Ukraine. This is the first time in its history that it has supplied arms in a conflict.

President Vladimir Putin has put Russia's nuclear forces on high alert. The theory is that the possibility of mutually assured destruction is the strongest of reasons not to press the button. But the pressure is mounting.

Strict water restrictions come into force for millions of people in California as the US west coast continues to experience a crippling drought.

There's been some bad news for the Great Barrier Reef, with experts declaring another mass bleaching—the fifth in just eight years. We find out what coral bleaching is and how it's impacting Australia's World Heritage-listed wonder.

Boris Johnson is the UK's new prime minister. Known as "BoJo" among his supporters, he's one of the UK's most recognizable politicians. He's a charismatic, and sometimes controversial figure. Johnson started his career in journalism, but was fired from The Times for making up a quote. He was elected as a Member of Parliament in 2001.

Whenever faced with a conflict of interest between their profits and our safety and security, Facebook shows scant regard for honesty and ethics. So says former high-level Facebook employee Frances Haugen, who hit the headlines with this exposé of the social media giant.

Facebook whistleblower Frances Haugen calls for government action and full transparency as she rejects Facebook’s claim that privacy issues prevent it from sharing research data.

"Brexit" is a portmanteau that blends "Britain" and "exit", and refers to Britain leaving the European Union. The decision was made by referendum, in which a narrow majority of British voters chose to leave the European Union. This video (part 1 of 3) succinctly outlines the plans that Britain's Prime Minister and the Members of Parliament are grappling with on the eve of Britain's exit from the European Union on March 29, 2019.