Special Report

The Countries With the Largest Active-Duty Militaries

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15. Brazil
> Active-duty personnel: 360,000
> Reserves personnel: 1.34 million
> PowerIndex (military strength): 0.2151 (#12 most powerful out of 145)
> No. of military aircraft: 665 (1.25% of the world military aircraft)
> Population, 2023: 218.7 million (#7 largest out of 237 countries)
> Military expenditure, 2022: $20.2 billion (0.90% of world military expenditures)

Source: dalomo84 / iStock Editorial via Getty Images

14. Colombia
> Active-duty personnel: 360,000
> Reserves personnel: 845,000
> PowerIndex (military strength): 0.7011 (#43 most powerful out of 145)
> No. of military aircraft: 465 (0.87% of the world military aircraft)
> Population, 2023: 49.3 million (#29 largest out of 237 countries)
> Military expenditure, 2022: $9.9 billion (0.44% of world military expenditures)

Source: Lauren DeCicca / Getty Images

13. Burma
> Active-duty personnel: 400,000
> Reserves personnel: N/A
> PowerIndex (military strength): 0.5768 (#38 most powerful out of 145)
> No. of military aircraft: 280 (0.53% of the world military aircraft)
> Population, 2023: 58.0 million (#26 largest out of 237 countries)
> Military expenditure, 2022: $1.9 billion (0.08% of world military expenditures)

Source: Yamtono_Sardi / iStock Unreleased via Getty Images

12. Indonesia
> Active-duty personnel: 400,000
> Reserves personnel: 400,000
> PowerIndex (military strength): 0.2221 (#13 most powerful out of 145)
> No. of military aircraft: 466 (0.87% of the world military aircraft)
> Population, 2023: 279.5 million (#4 largest out of 237 countries)
> Military expenditure, 2022: $9.0 billion (0.40% of world military expenditures)

Source: IC / iStock Editorial via Getty Images

11. Turkey
> Active-duty personnel: 425,000
> Reserves personnel: 200,000
> PowerIndex (military strength): 0.2016 (#11 most powerful out of 145)
> No. of military aircraft: 1,065 (2.00% of the world military aircraft)
> Population, 2023: 83.6 million (#19 largest out of 237 countries)
> Military expenditure, 2022: $10.6 billion (0.48% of world military expenditures)

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