How many u. s. presidents have there been?

Why did trade along the silk road increase after it fell under mongol control? o people stopped using camels the mongols paved the road o it became safer to travel the mongols were better traders next question ask for

What was feudalism? (define the structure)

The constitution of the state of georgia provides that any amendment to the constitution must be a) proposed by the governor. b) approved by the judiciary. c) proposed by the general assembly. d) approved the united states supreme court.