The group which contains the names of three Latin American "freedom fighters" of the Independence era are Simon Bolivar, Antonio Lopez de Santa Anna and Benito Juarez. Simon Bolivar was an army man who fought for independence from the Spanish fiefdoms in Colombia, Venezuela, Ecuador, Bolivia and Peru. Antonio Lopez de Santa Anna fought for Mexican Independence from Spain and Benito Juarez resisted the French occupation of Mexico.
B- a lot of slaves back then tried to escape their lives of entrapment and being owned by other human beings,so they would attempt to make their way to the North where slavery was not accepted or used. If slaves made it north they would have lived their lives as free people,but if they were caught they were usually beaten or killed to make an example to show other slaves what would happen if they ran away.
The Battle of Marathon in 490 BC was part of the First Persian War. This was an attempt to punish Athens and Eretria.
D. the magnetic compass and gunpowder
In the early 20th century and late 1900s; A complicated piece of legislation, it essentially gave preference to immigrants from Central, Northern and Western Europe, severely limiting the numbers from Russia and Southern Europe, and declared all potential immigrants from Asia unworthy of entry into the United States.
I hope this helped ://