Political maps How long each nation has been a republic March 30, 2015 Alex San Marino is the world’s oldest republic, established in 301. Related Posts:The Oldest Cities in the U.S. MappedThe Oldest Building in Each U.S. State MappedThe Oldest Business in Every Country in the worldSan Francisco MapsMap showing countries which since independence have…San Marino: Proof That Patience Wins (Territorial) WarsThe Oldest School In Every Country MappedHow the World was Imagined: First Maps and Atlases