Pedzisa mutsara unotevera: Mason akagadzira gwaro rokutanga reVirginia Declaration of Rights muna 1776, uye mashoko ake akaumba zvakawanda zvemashoko akagamuchirwa neRevolutionary Virginia Convention yokupedzisira. Akanyorawo bumbiro romutemo renyika yacho; Thomas Jefferson nevamwe vakatsvaka kuita kuti gungano racho rigamuchire pfungwa dzavo, asi vakawana kuti shanduro yaMason yaisagona kumiswa. Mukati meHondo yeAmerican Revolutionary, Mason akanga ari nhengo yeimba ine simba yeVamiririri veVirginia General Assembly asi, kushatirwa kweWashington nevamwe, akaramba kushanda mu
Continental Congress muPhiladelphia, ichidudza kuzvipira kwoutano nemhuri.