How did the Council of Nicaea help to spread Christianity? It clarified Christian teachings. It encouraged new apostles to join. It made Christianity a legal religion. It made Christianity the official religion.

It clarified Christian teachings.

Explanation:

The Council of Nicaea help to spread Christianity by clarifying some Christian teachings in the Bible. They helped clarify the aspect of the teaching of God being a trinity which comprises of the Father, the Son and the Holy Spirit. These three components are what makes up God the Almighty.

They also helped to purge out denominations with false doctrines to prevent negative influence and corruption.

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.

he supported the seperation of church and state. he also promoted religious tolerance.