Absence • Across • Agricultural • Barriers • Become • Borders • Caused • Century • Challenge • Communication • Competition • Competitive • Cultural • Decline • Did • Dominance • Driver • Eliminated • Emissions • Entirely • Environment • Era • Experienced • Facilitated • Factors • Globalization • Goods • Ideas • Impacted • Increased • Integration • Interconnectedness • Labor • Local • Localized • Manufacturing • Mobility • National • Obsolete • Patterns • People • Profit • Protected • Reduced • Separation • Slowed • Societies • Some • Technological • Transportation