1 million military are activated for US city patrols by the White House

EO to Order the Selected Reserve and Certain Members of the Individual Ready Reserve of the Armed Forces to Active Duty | The White House

….authorized to order to active duty not to exceed 24 consecutive months, such units, and individual members of the Ready Reserve under the jurisdiction of the Secretary concerned, not to exceed 1,000,000 members on active duty at any one time, as the Secretary of Defense and, with respect to the Coast Guard when it is not operating as a service in the Navy, the Secretary of Homeland Security consider necessary.  The Secretary of Defense or the Secretary of Homeland Security, as applicable, will ensure appropriate consultation is undertaken with relevant state officials with respect to the utilization of National Guard Reserve Component units activated under this authority.

via EO to Order the Selected Reserve and Certain Members of the Individual Ready Reserve of the Armed Forces to Active Duty | The White House