Crossword clues for Union soldier. 7 letters:FEDERALUnion soldier.YANKUnion soldierINBLUEDressed like many Union soldiersFEDERALSUnion soldiersGARUnion soldiers' group, 1866–1949.NORTHERNERUnion soldier.BLUECOATSUnion soldiersINBLUEDressed like Union soldiersKEPISHeadgear worn by both Union and Confederate soldiers