It's exceedingly rare for presidents to call up the National Guard in opposition to a governor's wishes, as President Trump did in deploying the National Guard to Los Angeles.

Nationwide protests against President Trump’s crackdown on immigration are putting Democrats in tricky political territory ahead of the high-stakes midterms. After demonstrations against Immigration and Customs Enforcement (ICE) raids roiled Los Angeles and prompted Trump to call in the National Guard despite California’s objections,

Marines have moved into Los Angeles to guard a federal building after a week of protests against immigration raids, while communities across the country are preparing for demonstrations against President Donald Trump’s polices this weekend.