Which of the following is not a true statement about the russo-japanese war?
a. japan was angry with russia for being forced to give up port arthur after the sino-japanese war.
b. u. s. president theodore roosevelt won a noble peace prize for negotiating the peace of portsmouth.
c. a workers' protest was violently put down in russia during the russo-japanese war.
d. the russian navy was far superior to the japanese navy.