What was the main reason for russian expansion in the 1800

Attempt to gain a warm water port

Explanation:

Peter the Great and Catherine II added lands on the Baltic and Black seas to try to gain warm-water ports. Peter failed, but Catherine succeeded by beating the Ottoman empire in the 1800s.

i think the answer is a and i hope this ; ))

b. would be the answer if not try c

hope this correct me if my answer is wrong if i am correct can you plz give me brainliest

: ) : 0 : o : d

explanation: