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This is the World In Brief from The Economist.

Our top stories.

Donald Trump fired General Charles CQ Brown as chairman of the Joint Chiefs of Staff and said he would replace people in five other senior positions in an unprecedented shake-up of the Pentagon.

Mr. Trump is cracking down on those he blames for pushing diversity, equity and inclusion policies.

The Pentagon was already braced for sweeping cuts to its budget and staff.

Elon Musk gave all federal employees just over 48 hours to explain what they had worked on in the past week, or face dismissal,

hours after Mr. Trump pushed the Doge boss to get more aggressive.

Mr. Musk has already implemented radical cost-cutting and offered federal employees the chance to resign

if they did not want to return to office full-time.

In his annual letter to shareholders in Berkshire Hathaway, Warren Buffett defended the size of

the investment firm's cash and its equivalence, $334.2 billion at the end of 2024, after cutting back on

...