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Concepcion earthquake
The young English naturalist and geologist Charles Darwin was in Chile as part of his voyage on HMS Beagle. The 1835 earthquake has been estimated as magnitude 8.5, whereas that of February 27, 2010, has been measured as 8.8. (CNN)
https://www.cnn.com/2010/OPINION/03/01/vanwyhe.quake.chile.darwin/index.html -
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Opium War
The First Opium War broke out in 1839. It is called the ‘Opium War’ because of one of its major causes: the British were smuggling opium from their Indian colonies into Chinese ports against the wishes of the Chinese government.
https://www.nationalarchives.gov.uk/education/resources/hong-kong-and-the-opium-wars/#:~:text=The%20First%20Opium%20War%20broke,wishes%20of%20the%20Chinese%20government. -
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Treaty of Guadalupe Hidalgo
This treaty, signed on February 2, 1848, ended the war between the United States and Mexico. By its terms, Mexico ceded 55 percent of its territory, including the present-day states California, Nevada, Utah, New Mexico, most of Arizona and Colorado, and parts of Oklahoma, Kansas, and Wyoming. (Archives.gov)
https://www.archives.gov/milestone-documents/treaty-of-guadalupe-hidalgo#:~:text=This%20treaty%2C%20signed%20on%20February,Oklahoma%2C%20Kansas%2C%20and%20Wyoming. -
Perez Rosales
Perez Rosales was 41 years old when he sailed for California on December 28, 1848, in the company of three half brothers, a brother-in-law, two paid laborers and three servants. On board their ship were Chileans of all sorts, including a prostitute named Rosario Amestica.(PBS) https://www.pbs.org/wgbh/americanexperience/features/goldrush-vicente-perez-rosales/#:~:text=Bound%20for%20California,a%20prostitute%20named%20Rosario%20Amestica