The Gaza "war" was not a war - but a slaughter. Your example of the RAF and the bombing of Germany is also misguided. World War 2 was a real war between countries, armies, air force and navies. Gaza had no air force, no army, no navy and it's not a country. It's an open prison - a tiny strip of land used for a kosher turkey shoot by the IDF.
Iran ready to work together with Saudi Arabia for Mideast stability, says FM (Reuters)
from the article: IDF probes top officers on Gaza war strike that killed 21 family members