Germans ask more children, and then more land; German strategy, economic pincers, military pincers; Prussian attitude like that of commercial trapper toward fur bearing animals; Germania corporation; 400 million people monopoly; stake of Western Hemisphere in European market; pressure on population in Western Hemisphere only 1/5 as great as in Eastern; New World like magnet drawing surplus population; no matter who wins, Western hemisphere will have most hope; danger of hyphenated Americans in Latin America; explains German efficiency in science, factory production and war; advantage a passing one; in next 100 years, growing point of civilization will be in New World; North Dakota cusses New York; United States has not always understood Mexico; can United States become socially wise, grow old as gracefully as Sweden?; downtrodden of one generation become progenitors of powerful of another generation a hundred years hence; Arkies and Oakies result of technological pressure; some day electricity and suitable inventions will make small community and single farm home to be much more nearly self supporting; immediate future in this hemisphere belongs to United States, longer future may reduce importance of United States because of rapidly growing population of Canada and Latin America; world has become one world