This bachelor thesis focuses on presidential primary election in USA in 2016. Aim of this thesis is to find out, how candidates of Democratic party and Republican party were doing in early primaries and analyze their progress. This thesis is dealing with history of nomination process and delegates election methods on party conventions, where a candidate for president is selected. Thesis also deals with comparison of candidates programs in individual parties. In last part candidate results of both parties in early primaries are evaluated. Furthermore, progress of primaries after Super Tuesday till 26th April is summarized
