1540 Coronado entered Arizona from Mexico in in search of the legendary Seven Cities of Cibola. He discovers the Grand Canyon.
1629 Franciscan friars established the first missions among the Hopi Indians.
1752 After a revolt by local indians a military garrison was established at Tubac.
1776 Tubic military garrison was moved to Tucson.
1821 With Mexican Independence Arizona becomes a Mexican province.
1848 Under the Treaty of Guadalupe Hidalgo Arizona become American territory.
1853 The United States purchased Southern Arizona under the terms of the Gadsen Purchase.
1863 Arizona was detached from New Mexico and made a territory.
1868 Navajos indian reservations are established in Northern Arizona.
1877 Silver was found at Tombstone.
1889 The territory capital was moved to Phoenix.
1912 Arizona was admitted to the Union as the 48th state.
1919 Grand Canyon National Park was established.
1936 The Hoover Dam was completed.
1964 Governor Barry Goldwater became the Republican candidate for the presidency.