Los Angeles residents and experts say that the National Guard's presence in Los Angeles in response to immigration protests is reminiscent of a longstanding dynamic in the state and around the country.

According to experts, Trump is the first President to deploy the National Guard without a request from the state Governor since 1965, when President Lyndon B. Johnson sent federal troops to Alabama to protect those partaking in a civil rights march from Selma to Montgomery, led by Martin Luther King Jr.