Yes, there are generally no restrictions on undergraduate majors for postgraduate majors, and a few have restrictions. For example, only illegal students can apply for a master of law (illegal studies). You are an undergraduate in history, and you can take the postgraduate exam in physics, provided that you are competent and there is no limit to the entrance examination. There is no limit to the scope of LLM in law. In the past, the master of law could only be taken in illegal books, but now there is a master of law in French books Hua Zheng ranks high in international law, from which Cao Jianming, the current president of the Supreme People's Procuratorate, came out. He personally contributed to enhancing China's political influence in international law. It's difficult, but the competition is not very fierce. Unfortunately, Hua Zheng is not 2 1 1, and staying in Shanghai in the future will be affected. International law also has higher requirements for English.