Girl u put 13 points instead of 25
Spread disease such as smallpox which killed much of population.
Colonized most of land, taking from natives and forcing them to settle elsewhere.
Introduced them to European items, such as horses, guns, and some farm animals
The European balance of power broke down was an effect following German unification is correct answer due to fact that Germany (except Austria) was united by militarist state of Prussia with powerful army which definitely change balance on the European scene especially that formal unification took place just after end of Franco-Prussian war which humiliated France.
The answer is McCarthyism.
During this period, the U.S. was determine to prevent the spread of
communism in its territories.
Surveillance and warrantless arrest of suspects were rampant. Many lost their careers after being branded a
communist while others were put in jail.
Many criticized this actions as unconstitutional.