OPTION 3: In 1856, John C. Frémont won eleven northern states on an anti-slavery p.
The Republican party that had originated from a firm political stance against slavery in 1854, nominated John C. Frémont for the 1856 presidential elections.
Even though Frémont didn't gain the elections, he won votes of 11 of the 16 Northern states, unifying the electorate of the Northern and Western states against the Southern states (states in favor of slavery) for the first time in American history.
Great Britain, France, Spain, and Germany.
The Bourbon Democrats prevented the populists from gaining political power in Louisiana by refusing to double the standard of money in silver.
Explanation:
Keeping the gold standards of money intact without introducing silver standards of money, the Bourbon Democrats ensured that the populists were short of money and thus refrained from running in gaining political power in the long term.
The valid conclusion about these political phenomena could be that the very strong anti-Vietnam war movement of the American and world's people definitely had an impact on Johnson not running and also somewhat on Nixon (as well as Watergate) and there may have been a backlash against the war mongering of George HW Bush in Iraq and also the brutal invasion of Panama.
The USA wanted to prevent areas of the world falling under Communist influence. The Cold War was at its height in the late 1940s and early 1950s, when the French appealed to the USA for aid. The US government saw Vietnam as another Korea.