Who are the first climate change refugees? why did they have to leave their homes?

Environmental migrants

They were forced to leave their home region due to sudden or long-term changes to their local environment. These are changes which compromise their well-being or secure livelihood

the decreasing neutrality of the u. s. in world war i

hope this : )

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.