How many years ago was 1972 with solution?

Why did the representatives of the states meet in Philadelphia in 1787? What Union general lost a leg in the US Civil War? Why are native people here? What is a tribe from California? Does the president appoint the NAtional Security council? What were the political reforms desired by Tiberius and Gaius Gracchus? What actors and actresses appeared in California Gold Rush - 1981? What has no definite volume and is colorless? Who shot sergeant McGinnerty and was shot dead himself in 1865? What were the consequences of modifying land to grow tobacco please answer someone? How did Germany encourage Austria's actions? Loose organization of former colonies after the Revolutionary War? What Mahatma Gandhi pains hardship they faced? Who is the first woman engine driver for northern railways? What are the benefits of using Roman shampoo and conditioner for hair care? Who painted anne of cleves? Quotes by Eamon de Valera? What was the Hong Kong conflict when Britain handed it over to China? What was a 12th century longbow used for? What four leaders united to force general Cornwallis to surrender at york town?