35,060 hours.
Four years = 35,063.2511 hours.
74 years is about 648,669.94 hours.
4 years = 1,460.9688 days 4 years = 35,063.2511 hours 4 years = 2,103,795.06 minutes
14 031 360 minutes in 4 years
The Civil War lasted for four (4) years. So to answer your question, it lasted more than 35,000 hours.
35,06424 X 365 X 4 + 24 (leap year)
Four hours exactly
Four hours exactly.
Four quarter hours.
Four hours exactly !
10 years = 87,658.1277 hours
34.5 years = 302,420.541 hours