Donald Trump’s decision to send National Guard troops to suppress protests against Los Angeles immigration on Saturday marks the first time a US government leader uses such power from the 1992 riots in Los Angeles.

Dozens of people were killed, thousands of injured and thousands arrested during several days of riots in Los Angeles at that time. Damages to assets was estimated at more than $ 1 billion in one of the worst civil riots in US history.

Other federal mobilizations of the National War’s Second World War have been made to support the imposition of the expansion of civil rights and to secure public order in the abolition of racial discrimination at the Central High School in Little Rock in Arkanas in 1957, 1957 In 1963, according to the National Guard website.

The guard’s units were also under federal control to restore public order during the riots in Detroit in 1967, in response to the murder of the emblematic activist for political rights Dr. Martin Luther King Junior in 1968 and on the New York Post Strike in 1970, according to the National Guard website.

The presidential mobilization of the state militia was first approved by Congress in 1792, in this case to help abolish foreign invasions and suppress domestic uprisings, the site said.

The largest federation of the state militias was made by President Abraham Lincoln when he called 75,000 troops to fight the Confederation and later support the reconstruction.