Answer: a Steam Locomotive.
<h2>What is a Steam Locomotive?</h2>
"<em>A steam locomotive is a type of railway locomotive that produces its pulling power through a steam engine."</em>
<h2>What is the Tom Thumb?</h2>
"<em>Tom Thumb was the first American-built steam locomotive to operate on a common-carrier railroad."</em>
-Edge
Economic failures and years of warfare, the Chernobyl disaster, perestroika glasnost and Mikhail Gorbachev all of these factors contributed to the collapse of the Soviet Union or USSR in the year 1991. Some of these incidents had a direct impact on the breaking of USSR into several countries, while others had a direct role.
Now what you want to do is you want to hook your reader like Gun violence is a problem in our society today that should instantly hook your reader.