one of the first things vladimir i did after he became the ruler of kiev was to\nforce the population to…

one of the first things vladimir i did after he became the ruler of kiev was to\nforce the population to submit to his authoritarian rule.\nmake orthodox christianity the state religion.\nisolate kiev so that trade virtually stopped.\ncreate a strong military for kievs defense.
Answer
Answer:
make Orthodox Christianity the state religion.
Brief Explanation:
Vladimir I of Kiev converted to and made Orthodox Christianity the state - religion, which had a profound impact on Kievan Rus' culture and society.