Although lincoln lost the senate election to stephen douglas, his campaign

led to the repeal of the dred scott decision.
him win a seat in the house of representatives.
him win the presidential nomination.
led to the formation of the republican party.

Although Lincoln lost the senate election to Stephen Douglas, his campaign helped him win the presidential nomination. The correct option among all the options that are given in the question is the third option. It was in the year 1860 that Lincoln won the presidential nomination from the young Republican Party.