19th Amendment Enamel Pin19th Ammendment Enamel Pin Remember the decades long struggle of the suffragists from the first Womans Rights Convention (1848) through ratification of the 19th Amendment (1920) every time you make your voice heard at the ballot box! UPGs enamel pins are packaged in sets of two with rubber pin backs. Wear your heart on your sleeve and big ideas on your collar, your hat, your backpack for a little inspiration everywhere you go.