1718: San Antonio formally settled. Mission San Antonio de Valero and Villa de Bejar established.

1721 & 1731: Missions San Jose founded; Missions Concepcion, San Juan and Espada established in San Antonio.

1731-32: Canary Islanders arrive. Villa de San Fernando established and town surveyed.

c. 1734: San Pedro acequia constructed; Casas Reales built on east side of plaza.

1738-55: San Fernando church constructed.

1835-36: Fighting during the Siege of Bexar takes place in and around the plazas; Santa Anna raises flag of “no quarter” above San Fernando church.

1840: Council House fight between Comanches and residents kills 40.

1852-53: Municipal building (the “Bat Cave”) built on Military Plaza; Main Plaza is graded, but remains a bare open space surrounded by colonial-era buildings.

1856: French Building, the first large building on Main Plaza, constructed.

1860: General David Twiggs surrenders to Confederate forces.

1873-74: San Fernando church rebuilt and dedicated as a cathedral sanctuary.

1870s-1880s: New buildings constructed on north and east sides of Main Plaza.

1880s: Main Plaza improved with sidewalks and formal plantings.

1890: San Antonio City Hall constructed on Military Plaza

1892-96: Bexar County Courthouse constructed

1907-1929: Taller buildings constructed on Main Plaza- Washer Building (1907); National Bank of Commerce (1919); Frost National Bank (1922)

1913 & 1921: Floods damage downtown.

1914: Commerce Street widened

1926-29: Planning and construction of bypass channel east of Main Plaza.

1927-29: Market Street widened and extended to connect to Galan Street; Main Avenue extended south from Main Plaza; bandstand built in center of plaza.

1960-62: Market Street alignment changed; bandstand demolished; Main Plaza redesigned and fountain constructed.

1975: Two buildings razed on east side of Main Plaza.

1976: Galan Street closed

1985: City moves offices to Municipal Plaza Building (Old Frost Bank Building)

1993: Trevino Street closed

2002: Restoration of Bexar County Courthouse

2003: San Fernando Cathedral renovated and Cathedral Centre constructed.