Plz help. i will mark u 7. How did Alexander’s attempt to make his empire secure help lead to the Hellenistic Age?

8. How did the geography of the world change during the period of Alexander’s rule?

7.  After Alexander conquered other lands, he would leave Greeks behind to rule the cities and teach them the Greek culture. ... During Alexander's rule, Greece expanded and the knowledge of math grew.

8. The world became connected and the Hellenistic Period began.

The geography expanded including Egypt, Greece, Persia, and a part of northern India

Explanation:

hope this helps sorry if i'm wrong this is just what I remember

for the 2 countries u can do china and america because america has a democratic government while china has a communist government.

a democracy is a government run by the people either by directly voting or indirectly by electing representatives. an oligarchy is a government run by a few or a small group of people. a democracy and oligarchy are similar because both in an oligarchy and an indirect democracy, a small group of induvial determine the laws for a large group of people they are different because in an oligarchy it is easier to control and they do not have to answer to a large number of people in the country, unlike a democracy where they do have to answer to a large number of people an county that is a democracy would be the united states. a country that is an oligarchy would be the china.