Many policy innovations took place at the state level before being enacted at the national level. TRUE

FALSE

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.

on november 6 and 7, 1917 (or october 24 and 25 on the julian calendar, which is why the event is often referred to as the october revolution), leftist revolutionaries led by bolshevik party leader vladimir lenin launched a nearly bloodless coup d'état against the duma's provisional government.

impeachment is when a president is committing treason or doing shading acts while in presidendcy therfor he can be impeached   by congress

c. pro-democracy demonstrations.