Meaning: The quote you provided refers to the development of political parties and the process of nominating presidential candidates in the United States around the turn of the 19th century. To delve into the significance and context of this quote, it is essential to understand the historical background of the American political system during that period.

In the early years of the United States, the Founding Fathers were wary of the rise of political factions, which they believed could undermine the stability of the young republic. However, by the end of the 18th century, political divisions had emerged, leading to the formation of the first political parties in the country. The two main parties that emerged were the Federalists, led by Alexander Hamilton, and the Democratic-Republicans, led by Thomas Jefferson and James Madison.

The process of nominating presidential candidates during this time was quite different from the modern system of primaries and caucuses. Instead of holding statewide primaries or caucuses, party nominees for the presidency were chosen through a more closed and elite process. As mentioned in the quote, party nominees were often selected in caucuses made up of party members in Congress. These caucuses were essentially closed meetings where party members would discuss and decide on their preferred candidate for the presidency.

The significance of this process lies in the concentration of power and decision-making within a small group of party insiders, particularly members of Congress. This system allowed party leaders and influential figures to have a significant say in the selection of the presidential nominee, often without much input from the general public or grassroots party members.

The nomination process in caucuses also reflects the evolving nature of American democracy and the role of political parties in shaping the political landscape. As the country expanded and political participation grew, there was a gradual shift towards a more inclusive and participatory system of selecting presidential candidates. This shift eventually led to the development of the primary system, where voters have a direct say in choosing their party's nominee for the presidency.

Furthermore, the quote by Michael Beschloss, a renowned historian, underscores the historical evolution of the American political process. By highlighting the role of party caucuses in nominating presidential candidates, Beschloss brings attention to the changing dynamics of political power and decision-making within the party structure.

Overall, the quote sheds light on an important aspect of American political history and the transformation of the presidential nomination process. It serves as a reminder of the evolution of political parties and the democratic principles that have shaped the American political system over the centuries.

In conclusion, the quote encapsulates the historical context of party nominations for the presidency in the early 19th century, emphasizing the role of party caucuses in the selection of candidates. It provides valuable insight into the evolution of the American political process and the changing dynamics of power within political parties during that period.