The chinese halted exploration in the 1430s for all of the following reasons except
(a) the expense of the voyages.
(b) pressure from the scholar-gentry.
(c) disinterest in trade.
(d) the need to reinforce the great wall.
(e) fear of additional mongol invasions.

Aclaim about history is most likely not valid if it has which of these characteristics?

What was the main point of helen hunt jackson's book, century of dishonor? a.it showed how unfairly american settlers were treated by the us government. b.it proved that american government was not responsive to the will of the people. c.it made the point that free land was no longer available to new settlers out west. d.it outlined the poor treatment of the native americans by the government.

During the 1800s, an important pull factor for immigrants to the united states was