Do your research!
You may need to look up some things like these to help your understanding of armies, companies, econamies, resources and nations like-
- https://en.wikipedia.org/wiki/Amphibious_warfare
- http://www.wikiwand.com/en/East_Germany
- http://www.wikiwand.com/en/FARC
- http://en.wikipedia.org/wiki/Geography_of_Peru
- http://en.wikipedia.org/wiki/Tin
- http://en.wikipedia.org/wiki/Yassar_Arafat
- http://en.wikipedia.org/wiki/Guantanamo_Bay_Naval_Base
- http://en.wikipedia.org/wiki/Cuban%E2%80%93American_Treaty
- http://en.wikipedia.org/wiki/Battle_of_Guant%C3%A1namo_Bay
- http://en.wikipedia.org/wiki/Falchion
- http://en.wikipedia.org/wiki/Economy_of_Chad
- http://en.wikipedia.org/wiki/Detroit
- http://en.wikipedia.org/wiki/ECOWAS
- http://www.whichcountry.co/which-country-produces-the-most-aluminium/
- http://www.whichcountry.co/which-country-produces-the-most-silver/
- http://www.whichcountry.co/which-country-has-most-gas-reserves-in-the-world/
- http://www.whichcountry.co/top-10-largest-oil-producing-countries-in-the-world/
- http://www.wikiwand.com/en/Mikoyan-Gurevich_MiG-17
- http://militaryhistory.about.com/od/militaryaircraft/p/Cold-War-Mig-17.htm
- http://www.wikiwand.com/en/General_Dynamics_F-16_Fighting_Falcon
- http://www.af.mil/AboutUs/FactSheets/Display/tabid/224/Article/104505/f-16-fighting-falcon.aspx
- http://www.reuters.com/article/us-brazil-corruption-factbox-idUSN2242608620070522
- https://en.wikipedia.org/wiki/Josip_Broz_Tito
- https://en.wikipedia.org/wiki/Benevolent_dictatorship
- https://en.wikipedia.org/wiki/Portuguese_language
- https://en.wikipedia.org/wiki/Braga
- https://en.wikipedia.org/wiki/Dictator
- https://en.wikipedia.org/wiki/Political_corruption
- https://thoseconspiracyguys.com/brazils-corruption-scandal/
- https://en.wikipedia.org/wiki/Brazilian_military_government
- https://en.wikipedia.org/wiki/Ethanol_fuel
- http://www.academia.edu/857813/Scandals_Media_Exposure_and_the_2006_Brazilian_Congressional_Elections
- https://en.wikipedia.org/wiki/Angola
- https://en.wikipedia.org/wiki/Mozambique
- https://en.wikipedia.org/wiki/Bad_debt
- https://en.wikipedia.org/wiki/Imperial_Chemical_Industries