Which of the following describes the Kansas-Nebraska Act? A) Both Kansas and Nebraska were to be organized on the principle of popular sovereignty, which canceled the Missouri Compromise.
B) It halted the spread of slavery into these two territories.
C) It created requirements for dealing with runaway slaves in these territories to require all residents to return any fugitive slaves
D) The size of free farms was restricted by the amount of labor a family could perform, so more land could be offered to those with slaves.

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Explanation:

union blockade

explanation:

the union blockade in the american civil war was a naval strategy by the united states to prevent the confederacy from trading.

the blockade was proclaimed by president abraham lincoln in april 1861, and required the monitoring of 3,500 miles (5,600 km) of atlantic and gulf coastline, including 12 major ports, notably new orleans and mobile. those blockade runners fast enough to evade the union navy could only carry a small fraction of the supplies needed. they were operated largely by british citizens, making use of neutral ports such as havana, nassau and bermuda. the union commissioned around 500 ships, which destroyed or captured about 1,500 blockade runners over the course of the war.

the indians crossed artificial boundaries, setting the stage for conflict