The idea that O'Sullivan describes in this quotation is A) manifest destiny. Manifest Destiny was an idea that O'Sullivan was responsible for popularizing in the 1800s. This political theory or ideology sought for the United States to expand its borders to the Pacific Coast based upon a god given right to expansion which he called Manifest Destiny.
As the French became more aggressive the Six Nations moved toward neutrality.” ... After the war began to turn in England's favor in 1758, the Iroquois decided to officially join the war as allies to the British. Realizing that the British might win, the Iroquois reasoned it would benefit them to be on the winning side.
yes this is true, 3rd party candidates barely ever win elections especially in the united states where more independents win than 3rd party candidates. The only times the 3rd parties won vastly were when they took the identity of a fallen major party (ex: republican (wig), democrat (Democratic Republicans)).