 Anza akasvika paMission San Gabriel Arcángel, pedyo nemhenderekedzo yeCalifornia, musi waMarch 22, 1774, uye Monterey, California, guta guru reAlta California, musi waApril 19. Akadzokera kuTubac pakupera kwaMay 1774. Rwendo urwu rwakanyatsocherechedzwa naViceroy naMambo, uye musi waOctober 2, 1774, Anza akasimudzirwa kuva lieutenant-colonel, uye akarayirwa kutungamirira boka revakoroni kuAlta California. VaSpanish vaida kusimbisa kuvapo kwavo muAlta California senzvimbo inodzivirira pakutonga kweRussia kweAmerica ichibva kuchamhembe, uye zvichida kugadza chiteshi chaizopa pokugara ngarava dzeSpanish. Rwendo rwacho rwakatanga musi waOctober 23, 1775, uye rwakasvika paMission San Gabriel Arcángelmuna January 1776, vagari vemo vakanga vatambura zvikuru nemhaka yemamiriro okunze echando ari munzira. 