The Senate on Friday narrowly averted a government shutdown at midnight, passing a G.O.P.-written stopgap spending measure after Senator Chuck Schumer of New York, the minority leader, and a small group of Democrats joined Republicans in allowing it to advance.

President Donald Trump on Saturday signed a funding bill after its passage in the Senate on Friday ahead of a midnight deadline to avoid a federal government shutdown.

The Senate passed a bill Friday that will fund the government through September and avert a shutdown. Some Democratic lawmakers had wanted to use a shutdown threat to curtail President Trump's mass firing of federal workers.