Because of an aging population, russia and japan are expected to have blank population growth in the near future.

Reversed.

Explanation:

The age distribution of the Russian population has been and is expected to be led by population aging. This means an increasing number of older people and a higher proportion of older persons in the whole population.

Japan is also an example of population decline. The 2017 UN World Population Prospects predicted that the Japanese population will decline a 15% by 2050. Demographic predictions from Japan’s Bureau of Statistics predict a 25% drop by that time, as well as an increase of Japanese age 65+.  

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.

it reintroduced the two-party system.