Answer:
The idea that local governments are the creation of state legislatures is called Dillon's Rule.
They contributed to World War 1 through the assassination of Archduke Franz Ferdinand. The Black Hand was part of a Pan-Slavist movement in which they wanted to unite territories of South Slave that had been annexed by Austria-Hungry. Hopefully this helps.
Cumulus clouds form in rising air. The cloudy air becomes warmer than its surrounds and continues to rise as a buoyant thermal. These thermals transport the cloud droplets upwards; they grow from more condensation or from colliding with other drops
"<span>The </span>United States in the 1950s<span> experienced marked economic growth – with an increase in manufacturing and home construction amongst a </span>post–World War II economic expansion<span>. The </span>Cold War<span> and its associated conflicts helped create a politically conservative climate in the country, as the quasi-confrontation intensified throughout the entire decade. Fear of </span>communism<span> caused public Congressional hearings in both houses of </span>Congress<span> while </span>anti-communism<span> was the prevailing sentiment in the United States throughout the period." -Wikipedia</span>