1600-1868 1868 1917 1945 1964-1991 1990 1991 20thcenturyamericanhistory 20thcenturygermanliterature abduction aftermath asia asian asianamericanstudies asianstudies australasia biography bureaucracy campaigns capitalism chechnia china civilization civilservice civilwar collections communism communismbyregion corruption democracies democracy diplomacy diplomaticrelations eastasia easterneurope eastgermany economicas economicaspects economicconditions economicconditionsinasia economicconditionsineurope economicdevelopment economicforecasting economicpolicies economicpoliciesinasia economicpoliciesineurope economics education elections elite employment ethnic europe europeanstudies f federalism finance folklore foreignconstitutions formersovietunion g gener general generalasianpolitics generaleconomicpolicies germanhistory germany gov government health-relatedprofessionals heavyindustries hijacking histo history hostage-taking ideology individualbattles industrialpolicies internationalbusiness internationalrel internationalrelations italianhistory italy japan japaneseart japanesehistory journalism kazakhstan kidnapping laborpolicies leadership literarycriticism literature macroeconomics massmedia media militarism military militarypolicy minoritystudies miscellaneous miscellaneousarmedforces miscellaneouschinesehistory miscellaneoushistory miscellaneousislam miscellaneousitalianhistory miscellaneouspoliticaltheory miscellaneoussocialservices miscellaneoustopics miscellaneoustypesofgovernment moscow mythology nationalcharacteristics nationalism nonprofitorganizations oceania pacifictheater participation philosophy po politicalactivism politicalaspects politicalculture politicalparties politicalsociology politicaltheory politics post-communism post-worldwariiamericanhistory poverty power r relations republi republicanism republics resolution russia russia(federatio russian scandals socialaspects socialconflict socialism socialpolicybyregion socialsciences sovereignty soviethistory sovietlaw sovietunion statesmanship strategy terrorism theory thesovietunion tokugawashogunate unemployment weaponsofwar worldpolitics worldwa worldwarii