Why did the united states and Iran finally come to an agreement to release the hostages?

The hostages were released on January 20, 1981, the day President Carter's term ended. While Carter had an "obsession" with finishing the matter before stepping down, the hostage-takers are thought to have wanted the release delayed as punishment for his perceived support for the Shah.

Explanation:

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.

the  equal rights amendment  (era) states: "equality  of  rights  under the law shall not be denied or abridged by the united states or by any state on account of sex." congress first introduced the era in 1923, but the campaign for ratification took off in the 1960s during the  civil rightsmovement.