The united states' international power grew as a result of the spanish-american war because it a. increased military spending. b. gained new territories. c. signed a treaty with mexico. d. built its industries.

B. America Gained Puerto Rico, Guam, and the Phillepines. America did however have to spend $683,000,000(after adjusting for inflation)  in compensation to spain

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

increase in population