Realignment is due to different factors. The factors that caused the political realignment during the 1960s are;
A change in the goals of Republican and Democrat parties created a shift in voters.
The end of the Dixiecrats forced White Southerners to choose the Republican party.
<h3 /><h3>Why Realignment </h3>
Realignment of black voters from the Republican Party to the Democratic Party started in late 1920s.
This process is known as a “push and pull”: This was due to the refusal by Republicans to pursue civil rights that removed a lot of black voters and gave them reasons to switch parties.
They wanted to obtain votes from states that were pro-slavery and by abolishing it they may have ruined the chances of receiving southern states votes for a declaration of independence