Thornton Affair

Thornton Ambush
Part of the Mexican–American War

Rancho de Carricitos
DateApril 25, 1846
Location
2.5 miles east of Bluetown, Texas
26°03′43″N 97°47′03″W / 26.0619°N 97.7842°W / 26.0619; -97.7842
Result

Mexican victory

Belligerents
 United States Mexico
Commanders and leaders
Seth Thornton  (POW)
William J. Hardee (POW)
Anastasio Torrejón
Strength
80 1,600
Casualties and losses
14 killed
6 wounded
1 fatally wounded
59 captured
Unknown

The Thornton Affair, also known as the Thornton Skirmish, Thornton's Defeat, or Rancho Carricitos, was a battle in 1846 between the military forces of the United States and Mexico 20 miles (32 km) west upriver from Zachary Taylor's camp along the Rio Grande.:48 The much larger Mexican force defeated the Americans in the opening of hostilities, and was the primary justification for U.S. President James K. Polk's call to Congress to declare war.:48