Explain how the Kansas-Nebraska Act led to the phrase "Bleeding Kansas

In 1854 the Kansas-Nebraska Act overturned the Missouri Compromise's use of latitude as the boundary between slave and free territory and instead, using the principle of popular sovereignty, decreed that the residents would determine whether the area became a free state or a slave state.

Explanation:

The Kansas-Nebraska Act created two new territories that would let the people vote on whether they would be slave or free states. When news of this got out, people on both sides rushed into these territories to try and sway the vote toward their side. This caused violence to break out, which led to the "Bleeding Kansas" incident.

Explanation:

i think its the outcome of people's preferences.