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: Iran Boasts of Victory Over US on Nuclear Case Iran boasted on Tuesday it had defeated US efforts to send its nuclear case to the UN Security Council while warning that its uranium enrichment freeze would only last for a few months.

World