You could do worse than read this article to gain some perspective on the current war in Gaza:
"To understand how frightening it is to be a Gazan this morning, you need to have stood in that small slab of concrete by the Mediterranean and smelled the claustrophobia. The Gaza Strip is smaller than the Isle of Wight but it is crammed with 1.5 million people who can never leave. They live out their lives on top of each other, jobless and hungry, in vast, sagging tower blocks. From the top floor, you can often see the borders of their world: the Mediterranean, and Israeli barbed wire. When bombs begin to fall – as they are doing now with more deadly force than at any time since 1967 – there is nowhere to hide."