The Qin dynasty was the first dynasty to start connecting the various walls into a greater whole. That happened around 221 to 206 BC and was done under the reign of Qin Shi Huang. Though the wall was later improved still by other dynasties, it was during the Qin dynasty that the Great Wall of China was first formed into a cohesive structure.
Answer:
B. The U.S government increased it's investment in researching alternate fuel resources.
Explanation:
I majored on History
His official title would have been the Chancellor of the German Reich, but what he was mostly known as, probably what you’re looking for, would be the German Führer. Führer translates to Leader or Guide.