Final answer:
The events in 'Bleeding Kansas' impacted the national debate on slavery by leading both sides to realize the need for a truce and a compromise to limit further conflicts over slavery.
Step-by-step explanation:
A true statement about how the events in 'Bleeding Kansas' impacted the national debate on slavery is that because of the violence in 'Bleeding Kansas', pro-slavery and anti-slavery factions announced a truce rather than continuing the violence. This truce reflected the recognition that both sides were willing to use violence to end or uphold slavery. It also highlighted the growing realization that the issue of slavery could not be resolved peacefully and that a compromise, such as the Compromise of 1856, was necessary to limit further conflicts over slavery.
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