To keep the economy afloat while a vast percentage of northern men were fighting the civil war, the was passed to encourage the hiring of immigrants.

The Act to Encourage Immigration

Explanation:

Due to the decrease in the workforce during the Civil War, President Abraham Lincoln signed the Act to Encourage Immigration on July 4th, 1864. The bill was finally passed on March 2, 1864, and signed into law on July 4th of the same year.

answer; maintain a safe following distance;

the correct answer is:

it required the president to inform congress within forty-eight hours of any new troop commitment.

the war powers resolution (1973) is a federal law designed to limit the u.s. president’s ability to initiate or intensify military actions abroad without the approval of the congress.

it establishes that the president can send armed forces into action abroad only by declaration of war by congress, statutory authorization, or in case of a national emergency created by attack upon the united states, its territories or possessions, or its armed forces.

it requires the president to notify congress within 48 hours of sending armed forces to military action.