Which of these was the basic idea of the new deal?

the federal government has a major responsibility for ensuring economic prosperity

Explanation:

The belief that the federal government has a major responsibility for ensuring economic prosperity was the major principle behind the New Deal. It increased federal government spending for and involvement in many aspects of American life and economics.

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.