NEED HELP TIMED TEST How did the expansion of the Ottoman Empire during the fifteenth century cause Europeans to seek a sea route to East Asia?
A.
by introducing Europeans to Chinese porcelain for the first time
B.
by introducing Europeans to Chinese silk for the first time
C.
by disrupting trade along the Silk Road
D.
by disrupting trade along the Amber Road

a. poison gas was sprayed over battlefields by airplanes to weaken enemy positions before major attacks.

we pointed them north: recollections of a cowpuncher by e.c. “teddy blue” abbott tells us of the history of nomad cowboys in north america. as the   frontiers began moving west, trails of cowboys of the 1870s and ’80s drove herds of cattle from texas to the northern ranges and railheads, and then rode back south to do it again. they gradually pushed   native americans out of their lands, until in 1889 the   government transferred white   colonists the indian land.