The responsibility of driving is a lot for younger drivers because they don't have experience. Younger drivers get distracted the most. Kids under 18 want to impress their friends and in an attempt to do so may crash. Phones are very popular with children under 18 and they are more likely to use it while driving. To top it off, kids under 18 like to drive fast and don't have the reaction time of adults.
For when they took over land? well you have to know that Mexico did not want to give land to America. Eventually though, due to Mexico not having alot of people to live on said land they told Americans that they could settle there .. ONLY if they became Mexicans and they converted to Catholicism. Americans of coarse agreed...BUT......many didn't fuffil that promise . It could be said and arued that the domanent strategy for America was to settle on the land and take it over from the inside.
The Space Race. One of the most important forms of non-violent competition between the U.S. and the USSR during the Cold War was the Space Race, with the Soviets taking an early lead in 1957 with the launching of Sputnik, the first artificial satellite, followed by the first manned flight.
They taxed the colonist to support the army.