WASHINGTON—President Trump is expected to propose far-reaching cuts to federal environmental, renewable energy, education and foreign-aid programs in a budget blueprint that slashes nondefense discretionary spending by more than $160 billion,

U.S. President Donald Trump plans to unveil his budget proposal for the 2026 fiscal year on Friday and send it to Congress, according to a White House official. The annual White House budget request includes economic forecasts as well as detailed proposals about how much money should be spent by every government agency for the year that starts on October 1.

President Donald Trump will request a record $1.01 trillion in national security spending for the fiscal year beginning Oct. 1, more than 13% over the current year’s figure, according to administration officials familiar with the matter.