Which new means of sending messages long distance put the pony express out of business after just 18 months of operation? o clipper ships o u. s. postal service o telegraph o stagecoach →

Explanation:

the telegraphs did cause you could send messages instantly without getting it  lost

one of the negative side effects were the economic losses the events of september 11th caused. many, many people lost their jobs as a result of a downturn in the economy after the terrorist attacks.

well we know that it was fought between america and the united kingdom based on that i assume people consider the second war of independence because brtiain and england (uk)   the uk is made up of england and i assume thats why it was considered that