Existing comment:
1868
The 14th Amendment grants citizenship to formerly enslaved people.
1875
The Page Act prohibits immigration of prostitutes, criminals, and East Asian women.
1882
The Chinese Exclusion Act prohibits immigration from China.
1880-90s
In the 1880s, representatives from the US and Mexico assess the border and find many markers missing. This leads to the construction and placement of 215 new monuments along the land boundary, one almost every three miles. |