What happened in Santa Fe on August 18, 1846?

a. Stephen Kearney led soldiers into Santa Fe and claimed that were now American citizens.
b. Stephen Kearney led soldiers into Santa Fe to secure New Mexico for Mexico.
c. Stephen Kearney led soldiers into Santa Fe to suppress a revolt in Taos.
d. Stephen Kearney told traders they were forced to rely on themselves for protection.

a. Stephen Kearney led soldiers into Santa Fe and claimed that they were now American citizens.