People What the World Was Like When Your Grandparents Were Born C.C. 0 1910 By the start of the 20th century’s second decade, more than 92 million human beings called America home. Also, an American institution known as the Boy Scouts was founded that year. Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 <1 ... 56 7 89 ... 14>