Who was at risk of early death due to the contamination of water and animal-borne diseases?

Which choice gives two reasons for the war of 1812? americans wanted indian held lands in the west; france and britain declared war on the u. s. the english remained in western forts; american sailors were being pressed into service aboard british ships. americans wanted spanish territory; britain declared war on spain. french ships were attacking american ports; indians were attacking western settlements.