Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: In Ramadan message: Hamas calls for unity against Israel The Islamic Resistance Movement (Hamas) congratulated the Palestinian people and the Muslim nation on Friday at the start of the holy month of Ramadan.

World