What percentage of russians live within the european borders?

Around 75% of Russians live within the european Borders.

Explanation:

75% of 145.8 million of Russians, live within the European borders. There are a few reasons for that and the first one is that even though more than 70% of the country is located far from the European border, the European border territory has the best living conditions. The rest of the country has very difficult conditions of life that difficult life, people have to put more effort due to the extreme weather and the very difficult roads.

Second of all, even though Russia has its majority of territory away from the European borders, the territory close to the European border has better chances for trade and business. Good or not, European countries have more acquisitive power than the middle eastern and Asian ones. So, it is better to centralize trade activities close to the European borders. Thus, living near the European border is strategically better for quality of life and trade.

the answer for 3 is b and the answer for 4 is d

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

explanation: