# data[].attributes.headline
Geographic integration through dirt paths, roads, railways, sea trade routes and aerial travel paths.

# data[].attributes.subject
Geographic integration through dirt paths, roads, railways, sea trade routes and aerial travel paths.

# data[].attributes.headline
Cultural integration through language, religion, shared values or even in some more unstable cases race.

# data[].attributes.subject
Cultural integration through language, religion, shared values or even in some more unstable cases race.

# data[].attributes.body
Political Institutions

# data[].attributes.headline
cultural institutions (eg religious institutions, common pastimes like sports)

# data[].attributes.subject
cultural institutions (eg religious institutions, common pastimes like sports)

# data[].attributes.headline
influencing the economy through institutions and a centralized currency

# data[].attributes.subject
influencing the economy through institutions and a centralized currency

# data[].attributes.headline
conquering other powers to get more power and wealth

# data[].attributes.subject
conquering other powers to get more power and wealth

# data[].attributes.body
Trade routes/markets

# data[].attributes.body
Military