This story takes place in 1860, so it was normal to dress like this back then. This is the election of 1860.
The 1860 United States presidential election was the 19th quadrennial presidential election. It was held on Tuesday, November 6, 1860. In a four-way contest, the Republican Party ticket of Abraham Lincoln.
It is said that the main issue with this election is slave states and their rights.
A convention was held May 16, 60 regarding this and ended up deciding against the explansion of slave states.
The democratic party was in shambles, they were split with slavery.With such confusion among the ranks, it was unclear how the Democratic Party would ever nominate a candidate for the 1860 election