Fillmore's letter was full of diplomacy, commercial ability and firmness, the president always referred to the Japanese authority as "your majesty", this represented the diplomatic recognition of the one who governed Japan at the time, besides that, he also treated him very kindly so that Japan agreed to trade with the United States, and at the same time exhort him firmly to abandon the old policies that restricted them from doing business with foreign countries on the one hand, and open up to new forms of trade, explaining how, when and what they could trade.
<span>The "Cult of Domesticity" was a prevailing idea (chiefly among the upper and middle classes) that a woman's "true" nature was to be domestic and therefore, be the chief caretaker of the home and that which came with it. To that end, it was made more likely with the advent of the Market Revolution and the saturation of ideas and inventions to enable a woman to "better" keep her home and family. Given the class-based nature, it is a logical conclusion because of the inherent wealth of those strata of society.</span>
They wanted to keep trade with china open. :)
To make more profit, expand in mercantilism, and gain more raw materials for manufactured goods :)
WW1 made Russia to leave during the war, so it was one of the factors that made them have a revolution