Lynching in the United States the Spanish colonial period. The Treaty of 1848 expanded United States territory by one-third after the Mexican–American War. To settle the war, Mexico ceded all or parts of Arizona, California, Colorado, Kansas, New Mexico, Nevada, Oklahoma, Texas, Utah, and Wyoming to the United States. In September 1850, California became the 31st state of the United States. Many of the Mexicans who were native to what would become a state within the United States were experienced miners, and they had great success mining gold in California. Their success aroused animosity by white prospectors, who intimidated Mexican miners with the threat of
United States of America Computing Olympiad United States of America Computing Olympiad The United States of America Computing Olympiad (USACO) is a computer programming competition for secondary school students in the United States. The USACO offers four competitions during the academic year for students at four increasingly difficult levels: Bronze, Silver, Gold and Platinum. Participants in the USACO submit programs in one of five languages: C, C++, Java, Pascal, and Python. Participants advance through the levels by performing well in their current division. A week-long summer training camp is held where four students are selected from a group of 24 finalists to represent the United States