The world's population: is equally distributed will triple by 2050 is unevenly distributed is mostly concentrated in agricultural areas

The world’s population consists of an estimate of 7 billion, and although it has been increasing each year, it is unevenly distributed. Large cities, in countries like China, India and United States, have the world’s largest population density, that is the number of people per square kilometer. Meanwhile, in rural areas, population density is significantly lower. To this year, the most populated country is China.

i belive the classic sword and a shield would do

the term is einsatzgruppen