Well, after the assassination of Archduke Ferdinand, Austria-Hungary declared war on Serbia. Russia sided with Serbia and Germany sided with Austria-Hungary (World War I).
Mexico has been involved in numerous different military conflicts over the years, with most being civil/internal wars.
In regard to regulating companies, Roosevelt wanted them to serve the public in the best way possible.
The passage would be one of the mos famous one's "We hold these truths to be self-evident, that all men are created equal". Hope this helps. (ノ◕ヮ◕)ノ*:・゚✧