San Marino claims to have been founded in AD 301, establishing it as the oldest sovereign state.
San Marino develops a unique constitutional structure with a democratically elected legislature.
San Marino's independence is officially recognized during the unification of Italy.
San Marino remains neutral during World War II, providing refuge to those fleeing the conflict.
San Marino becomes the first existing state to abolish the death penalty.
San Marino ranks 29th on the Human Development Index, reflecting its wealth and quality of life.