The origin of the word "soporific" would be Latin, since it comes from the Latin root word "sopor", which means sleep. This gives way to the current definition which means to induce sleepiness.
The Vietnam War. It was a long debate over lowering the voting age from 21 to 18, which began during World War II and only intensified during the Vietnam War when young men who were practically being heavily obligated and sometimes forced/drafted to fight for their country were being denied the right to vote.
“Old enough to fight, old enough to vote” became a common slogan for a youth voting rights movement, and in 1943 Georgia<span> became the first state to lower its voting age in state and local elections from 21 to 18.</span>
The Articles of Confederation<span> created a </span>national government<span> composed of a Congress, which had the power to declare war, appoint military officers, sign treaties, make alliances, appoint foreign ambassadors, and manage relations with Indians.</span>
Not sure what the options are but there was a huge wave of immigration during that era.