What to know about Trump’s national guard deployment, from rulings to protests

US president has faced backlash from judges and governors for deploying troops amid escalating campaign in Portland

A federal judge on Monday declined to immediately block the Trump administration from deploying national guard troops to Chicago, Illinois, after the state became the latest to try to use the courts to stop Donald Trump from sending in the military.

The decision was the most recent turn in a three-day whirlwind of legal developments over Trump's efforts to send federal troops to Democratic-led cities.