Answer:
Gorbachev's decision to allow elections with a multi-party system and create a presidency for the Soviet Union began a slow process of democratization that eventually destabilized Communist control and contributed to the collapse of the Soviet Union.
Serving in the Russian Civil War before overseeing the Soviet Union's establishment in 1922, Stalin assumed leadership over the country following Lenin's 1924 death. Under Stalin, socialism in one country became a central tenet of the party's dogma.
After many pleads before, Columbus finally got permission from King Ferdinand of SPAIN to explore as long as he would bring back what he had found (mainly just treasure)
I believe it's"Japan allowed less European trade after the Spanish conquered the Philippines, so traders hired private armies to force access to Japan".
Answer:
the other person's link is the correct answer to your question
The answer is b)<span> groundwater was overpumped
As population in Mexico City and the </span><span>San Joaquin Valley skyrocketed, the demand for water also increased.
Mexico City was once the most populated city on earth and that created a lot of burden on the cities infrastructure including the water supply.
The groundwater was over pumped leading to huge problems for millions of people.</span>
