This entry gives spending on defense programs in US dollars for the most recent year available; dollar figures for military expenditures should be treated with caution because of different price patterns and accounting methods among nations, as well as wide variations in the strength of different currencies.

Military expenditures - percent of GDP

This entry gives spending on defense programs for the most recent year available as a percent of gross domestic product (GDP); the GDP is calculated on an exchange rate basis, i.e., not in terms of purchasing power parity (PPP).

Military service age and obligation

This entry gives the required ages for voluntary or conscript military service and the length of sevice obligation.

Money figures

All money figures are expressed in contemporaneous US dollars unless otherwise indicated.

National holiday

This entry gives the primary national day of celebration - usually independence day.

Nationality