A. an account of the impact of human behavior on the environment
Cuba began building midsole bases
Cuba became a communist country
And maybe the last one also but I don’t think so
Peter I played a crucial role in the dramatic economic and population growth of Russia in the eighteenth century. He made some radical reforms which were not accepted by everyone. He conducting a tax reform by imposing severe taxes on the people. He also did a Church Reform, which reduced the power of religion and church in the public life. He established the "Senate" and the "Ministries", leading to a more centralized administration and an exclusion of the hereditary privileges. He focused on the increase of the industrial production and the advances of technology and engineering. In addition, he increased the empire's trading activities and changed many of the agricultural practices.
The United States became more deeply involved in Vietnam in the late 1960s.