The Endocrine system regulates the activities of the body by secreting complex chemical substances (hormones) into the blood stream. These secretions come from a variety of glands which control various organs of the body. The key functions are: 1  To regulate the metabolic functions of the body.
Answers.comÂ® is making the world better one answer at a time. Russia became a democracy in 1991 under the leadership of Vladimir Putin. They changed from being a communist nation and became a democratic country with Yeltsin becoming the first president.
What year did the Russian revolution begin? There were two Russian Revolution which occurred in 1917. The February Revolution toppled Tsar Nicholas II from his throne. It took place over a few days in the month of Februâ¦ary 1917 according to the Russian calendar.