5 to the last one sorry I don't know more
Russia had no secure border. Following <span>the devastation faced by Soviet Union in WWII, they wanted to push the border away from Kiev, from Moscow & Minsk
</span><span>The Yalta Agreement between FDR, Churchill & Stalin had laid out the spheres of influence that each of the Allied countries would have, and the satellite countries all fell under the Soviet sphere. </span>
In Australia, the most populated region by natives was places like the outback and what is nowadays known as Alice springs. The New Zealand had a more or less equally spread population because of it's much smaller sides, but there was a bias towards the North where there were more people than in the South of the island.