WASHINGTON — In his first term, President Donald Trump navigated three government shutdowns, including a record-breaking 35-day closure, by leaning on Republican leaders and advisers who ultimately proved willing to strike a deal with Democrats.

This time, flanked by loyalists who support using the shutdown to further slash the federal workforce, and backed by a Republican-majority Congress that rarely pushes back on his demands, Trump is moving quickly to use the shutdown as an avenue to remake the government without congressional input. He has promised to lay off more government workers, vowed to shutter agencies at odds with his agenda and threatened to suspend previously approved federal funding for infrastructure projects in blue states, including $18 billion for New York’s Gateway

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