The United States' first move away from isolationism prior to joining the Allies in World War II was

a response to attacks on British soil
alliances with South American countries
movement of troops in the Pacific
passage of the Lend-Lease Act

what do you                                                                                                                                              

the answer is mass marketing.

small european communities with shared traditions consolidated into large new states (apex)

theodore roosevelt 26th u.s. president : i admire his energy and passion. he was a fundamentally good man, brilliantly intelligent, possessed of extraordinary will and ability, supremely self-confident, bold, egalitarian, idealistic…. , lord, can we have him back?