In 2000, the number of fatalities cause by measles was 582,800 worldwide. in 2013 that number was 145,700 between 2000 and 2013, fatalities from measles decreases

Whats the question then

It is the doctrine that the us had the right and duty to expand throughout north america. it just means they believed they had the right to expand westward and they did! they stated with the 13 colonies and then they kept moving gaining different territories throughout the years