What event in 1859 increased tension between the north and the south?

Explanation:

By the end of the Panic, in 1859, tensions between the North and South regarding the issue of slavery in the United States were increasing. The Panic of 1857 encouraged those in the South who believed the North needed the South to keep a stabilized economy, and southern threats of secession were temporarily quelled.

under god i have placed my chiest strentgh and the safe guard to my loyal subjects

panamal canal treaty and iran hostage crisis hope this