https://en.wikipedia.org/wiki/Social_network_analysis
https://en.wikipedia.org/wiki/Network_science
https://en.wikipedia.org/wiki/Community_structure
https://en.wikipedia.org/wiki/Structural_endogamy
https://en.wikipedia.org/wiki/Social_network
https://en.wikipedia.org/wiki/Complex_contagion
https://en.wikipedia.org/wiki/Category:Social_networks
http://historicalnetworkresearch.org/
https://en.wikipedia.org/wiki/History_of_globalization
https://en.wikipedia.org/wiki/Globalization
https://en.wikipedia.org/wiki/Category:Geopolitics
https://en.wikipedia.org/wiki/Geopolitics
https://en.wikipedia.org/wiki/Globalization
https://en.wikipedia.org/wiki/Globalization#History
https://en.wikipedia.org/wiki/History_of_globalization