[2] Chief Solano receive a four square leagues land grant due to his friendship and support of General Mariano Guadalupe Vallejo.
[4][5] With the cession of California to the United States following the Mexican-American War, the 1848 Treaty of Guadalupe Hidalgo provided that the land grants would be honored.
The United States unsuccessfully appealed the legality of Chief Solano's title to the US Supreme Court[8] and 17,755 acres (71.9 km2) of the grant was patented to Archibald A. Ritchie in 1857.
[9] A claim for Rancho Suisun was filed with the Public Land Commission in 1852,[10] and 482 acres (2.0 km2) of the grant was patented to J. H. Fine in 1882.
[11] Archibald Alexander Ritchie (January 28, 1806, New Castle, Delaware - July 9, 1856, Napa, California).