Did china world view cause the abrupt end of its voyages of exploration

before, mexicans where an indian tribe but when the spanish took over, they changed their language to spanish.

hope this : d

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.