A police stands in front of a voting point in New Hampshire, the US on November, 03, 2020 (Photo:  AFP/VNA)

Their missions range from assisting with cyber defense to working the polls and standing by in case of post-election civil unrest. The size of the deployments ranges from 1,000 in Texas, Pennsylvania, and Massachusetts to a single soldier in Wyoming.

Some states have not disclosed how many troops have been activated, and some states have merely alerted units in anticipation of possible post-election unrest.