Hitler I believe I'm not one hundred percent sure may want one other person to answer as well
He was born
in
New York city
tulong din, di ko rin alam ang sagot
Their lack of an industrial revolution made them unable to procure all the items they needed by themselves.
Answer:~At the center, information about tides and currents was collected, more accurate charts and maps were drawn, techniques for determining longitude were improved, and new ship designs (such as the caravel) were developed