When did valentine's day become a holiday in the united states?

According to your text, systems of government in the united states are shifting from what to what?

Which graph shows the temporary relationship between the aggregate price level and the aggregate quantity supplied? a. long-run aggregate supply curve b. aggregate demand curve c. short-run aggregate supply curve d. point of equilibrium

What is the difference between the kurds and the shia muslims? a the kurds are a religious group while the shia muslims are an ethnic group. b the kurds and the shia muslims are religious groups. c the kurds are an ethnic group and the shia muslims are a religious group. d the kurds and the shia muslims are ethnic groups.