two parties
In a political context, "two parties" typically refers to a system where two major political parties dominate the political landscape. This structure often leads to a clear choice for voters, as they can align with one of the two parties that represent differing ideologies and policies. In the United States, for example, the two main parties are the Democratic Party and the Republican Party.
In a broader sense, "two parties" can also refer to any situation involving two distinct groups or individuals engaged in a discussion, negotiation, or agreement. This could apply to business contracts, legal agreements, or personal relationships, where each party has its own interests and objectives that they seek to achieve through collaboration or compromise.