Genghis Khan is the least important Mongol emperor and the most cruel one.
Thomas saint created the sewing machine in 1790
Answer:
The order of succession specifies that the office passes to the vice president; if the vice presidency is simultaneously vacant, or if the vice president is also incapacitated, the powers and duties of the presidency pass to the speaker of the House of Representatives, president pro tempore of the Senate,
From 1860 to 1895, the United States experienced advances in technology, the industrial revolution and the Mexican-American war.
It can't be the Spanish American war because that didn't happen until some years later. It can't be an agrarian revolution because this is during the INDUSTRIAL Revolution and education at the time wasn't prioritized as much as it is today.