If a blond throws a grenade at you you take the pin out and throw it back explain the joke please 60 points

What are economic systems and how do they differ?

This is the only court in witch one state may sue another

Take another look at the population pyramid for france in 1950. notice the disparity between the male and female populations in the 55 to 70 year-old age group. what historical event could account for this disparity?