The bill for Home Rule finally became law just as World War I broke out, but with the proviso that it was not to be enacted until hostilities ended.
It was because of World War One that people supported the Home Rule bill.
mnli hypothesis: It was because of World War One that people supported the Home Rule bill. premise: The bill for Home Rule finally became law just as World War I broke out, but with the proviso that it was not to be enacted until hostilities ended.