What was a major effect of the russo-japanese war?
japan added manchuria to its territory.
japan was viewed as the most powerful nation in east asia.
russia defeated the japanese fleet.
russia rose as a major competitor for power in east asia.

The correct answer is:

Japan was viewed as the most powerful nation in East Asia.

The war ended with the Treaty of Portsmouth (1905), which confirmed Japan's development as the most powerful nation in East Asia, and forced Russia to drop its expansionist policies in the area. The traeaty affirmed the Japanese presence in south Manchuria and Korea and ceded the southern half of the island of Sakhalin to Japan.

the results of roman expansion produced social conflict and civil war. julius caesar gained power and became a dictator but was then assassinated. the reign of augustus began a long period of imperial rule and peace in the roman empire. rome faced the problems of how to maintain peace, law, and order.

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explanation:

a trial judge has broad powers in his courtroom. the judge's decision is usually final for the duration of the trial, and the party's one special type of witness is an expert witness.