..PLZ HELP .! The U. S.- Mexican War was fought to settle -

1.     in what kind of government does a small group have a firm control over a country?  

What would be considered a secondary source about the assasination of abraham lincoln

What were some reasons the russian people grew to oppose world war i? check all that apply.millions had been killed.food and supplies were running out.the tsar had been overthrown.soldiers were forced to fight.industrialization was happening too quickly.