Answer:
May 20, 1862. The Homestead Act of 1862. ...
May 8, 1869. First Transcontinental Railroad. ...
Jan 16, 1883. Pendelton Act. ...
Jan 11, 1901. Socialist Party of America. ...
Jul 10, 1903. The Black Hand-The Mafia. ...
Feb 28, 1904. The Jungle. ...
Jun 30, 1906. Meat Inspection Act of 1906. ...
Mar 4, 1909. Teddy Roosevelt as President.
Step-by-step explanation:
The bold ones are the most important.