Quote from reliable link :
Ethnic cleansing is the systematic forced removal of ethnic, racial, and religious groups from a given area, with the intent of making a region ethnically homogeneous. Along with direct removal, extermination, deportation or population transfer, it also includes indirect methods aimed at forced migration by coercing the victim group to flee and preventing its return, such as murder, rape, and property destruction.
https://en.wikipedia.org/wiki/Ethnic_cleansing
The Gazans had 24 hours to leave (forced) the area above the natural Gaza river. How do I troll if what's happening to Gaza is described in Wiki...