How Important Is Russia's Role in the European Union's Security Concerns?

How important is Russia’s role in the European Union’s security concerns?

Russia is a country in northern Eurasia (Europe and Asia together). It is a semi-presidential republic, comprising 83 federal subjects. Russia shares land borders with the following countries Norway, Finland, Estonia, Latvia, Lithuania (via Kaliningrad Oblast), Poland (via Kaliningrad Oblast), Belarus, Ukraine, Georgia, Azerbaijan, Kazakhstan, China, Mongolia and the Democratic People's Republic of Korea, many of these such as Latvia, Lithuania and   being members of the European Union.   It also has maritime borders with Japan the Republic of Korea (by the Sea of Japan), Sweden (by the Baltic Sea), Turkey (by the Black Sea), and the United States (by the Bering Strait). At 17,075,400 square kilometres (6,592,800 sq mi), Russia is, in area, by far the largest country in the world, covering more than an eighth of the Earth’s land area; with 142 million people, it is the ninth largest by population.   It extends across the whole of northern Asia and 40% of Europe, spanning 11 time zones, and incorporating a wide range of environments and landforms. Russia has the world's largest reserves of mineral and energy resources,   and is considered an energy superpower. Russia established worldwide power and influence from the times of the Russian Empire to being the largest and leading constituent of the Soviet Union, the world's first and largest constitutionally socialist state and a recognized superpower.
My essay will be based on three major sections. Firstly describing the importance of the term “security” in context with the European Union, then going into how much progress has already been made between the EU and Russia on issues of security , my third section will focus very briefly on how it is impractical for Russia to join the EU at least at this stage and then finish my say with an overall conclusion. My main argument being that Russia is indeed important to the EU but at this...