This did not occur under President Reagan, Tex.
They wouldn’t have marched on our cities had they not learned the lesson that President Reagan taught them twenty years earlier when he signed the Immigration Reform and Control Act of 1986: cross the border illegally, stay under the radar, overwhelm the system ... get a free ride.
Note: I didn’t support Bush’s attempted amnesty program and don’t pretend to defend it, but it isn’t what opened the floodgates.