Which topic is often used as a theme for studying world history since world war 1

In japan, the had nearly total power, but he was also assisted by

The majority of victories and progress made by the women’s suffrage movement in the late 19th and early 20th centuries came from the industrialized north the denizens of the east the american west the reconstructed south

Does anyone know the song that xxxtentacion sings and when he says "hey is your neck game sloppy' i need to know what son that is hurry