1. a) On what condition has Hamas said it will agree to a cease-fire proposal?
b) Why did Israel close its borders with the Gaza Strip after the June 2008 cease-fire was signed? (Read about Israel's reason for closing Gaza's border under "Background" below.)

2. On what conditions has Israel said it will agree to a cease-fire?

3. a) Why did the Israeli military enact a 3 hour cease-fire in Gaza this morning?
b) Did Hamas honor the cease-fire to help Palestinian civilians get supplies?

4. Why did Israeli soldiers fire on/near a U.N. school in Gaza yesterday?

5. What is the main reason why almost half of Palestinian casualties are civilians? (See "Background" below for the answer.)