What was the main purpose of the House of Wisdom, built by the Abbasid dynasty in Baghdad?

An important accomplishment of the chinese during the han dynasty was the a. invention of paper. b. production of bronze tools. c. construction of the great wall. d. building of royal tombs.

Why did students gather in tiananmen square on june 4, 1989? on june 4, 1989, students gathered in tiananmen square to mourn the death of the pro-reform leader

Hich answer supports the statement, "the state constitution is more detailed than the u. s. constitution"? a) the u. s. constitution was created after state constitutions had been established. b) the u. s. constitution only exists because the state constitutions allowed it to be created. c) the articles in the state constitution do not deal with amendments like the u. s. constitution does. d) the articles in the state constitution deal with more specific issues than does the u. s. constitution.