I think It's the rise of American labor unions
<span>Interpretation of data based on one's own perspective can lead to preconceived ideas, which means that you might create an opinion or have an idea that is not based on sufficient evidence.</span>
I'm not really sure if you need a broad or detailed definition of the policy, but I'm assuming you want a broad explanation.
The US Policy of Containment was a policy put forth during the Cold War to limit the influence of communism around the globe by attempting to prevent the spread of communism from Russia to other countries around the world. Hope that helps :)
Answer:
Settling the Borderlands As conquistadors explored new territories, they claimed the areas for Spain. By 1600, the Spanish borderlands extended west from Florida across present-day Texas, New Mexico, Arizona, and California. At first, Spain did little to encourage settlement in these far-flung areas.
Black Death was spread mainly through the fleas on rats. Fleas would bite the infected rat, then jump onto humans, biting them and causing them to become infected. Rats were mostly found on ships than running around on land