Question

Why did California's application for statehood cause a sectional crisis?

Answer 1

The admission of California would give the Northern Free States two more votes in the Senate than the Southern Slave States. ... The compromise of 1850 which allowed the admission of California as a state greatly increased sectional conflict

Answer 2

Its entrance as a free state would upset the balance in favor of the North.

Step-by-step explanation:

Because there was no other state that had planned to enter