What characteristics or attributes allowed the mongols to successfully conquer most of eurasia within 25 years

the effect of the ming leaders banning ships with more than two masts was that there was no further construction of ships masts, because there was a surplus. ming emperors disallowed foreign exploration

answer; i believe the correct answer is ( quakers);

hello,

what started the norman conquest?

profound political, administrative, and social changes in the british isles. last line of my information: )