How many times in us history has there been a president who won the popular vote but not the electoral vote?

What are the contributions of the byzantine empire

The establishment of columbia as the state capital was important because a) it was located in the heart of the upcountry. b) it was located in the heart of the low-country. c) it was already established as a vital industrial center. d) it represented a compromise location central to most citizens.

What affected the second industrial revolution have on transportation