Answer:
Math, or Infrastructure
Explanation:
Hard to point out one but these are some of the best
The methods that have resulted in the greatest contribution to global security were: <span>military they pledged for the common defense and the stronger and bigger the were the better protection.
Unlike in the past, the greatest military in Modern Era is not possessed by the countries that have the most soldiers, but by those who possessed the most advanced mass destroying weapons.</span>
Answer:
Spanish and French colonists were only going to the Americas for fur trades, gold, and silver. England went there to get religious freedom and land.
guys I promise you its sewing machine because the sewing machine sewed the clothes while thy cotton gin only worked on the cotton not actual clothes. so the answer should be SEWING MACHINE.