The party coalitions or in the nature of the issues that divide the parties is known as realignment. It occurs when the disagreements between the political parties change.
A way that threatens the stability of the current political alliance. realignment, on the other hand, refers to a change in a voter's party preference (when a voter group leaves a party to become independent or nonvoting). When one political party in the US loses its majority in power and is replaced by another, this is known as a party realignment. Some demographic groups that have previously backed one party change their allegiance during party realignments. Political parties may occasionally disband and be replaced.
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