It is customary for children to carry lanterns made of pumpkin skin carved in the shape of a human face so that light can penetrate out. Fun festivals on Halloween often revolve around topics such as luck in the world, stories about ghosts and witches … The United States has fought many wars such as world war. 1st time, Chinese war, Vietnam, Iraq. That is why the warriors returning from the battle are given special attention. And 11/11 was chosen to honor those veterans.