Hungarian diaspora (Magyar diaspora) is a term that encompasses the total ethnic Hungarian population located outside of current-day Hungary. There are two main groups of the diaspora. In the first one are those, who are autochthonous to their homeland, and live outside Hungary since the border changes of the post-World War I Treaty of Trianon of 1920. The victorious forces redrew the borders of Hungary so that it runs through Hungarian majority areas. As a consequence, 3.3 million Hungarians found themselves outside the new borders. These Hungarians are usually not counted into the term "Hungarian diaspora", regardless, they are listed in this article. The other main group are the emigrants, who left Hungary at various times (e.g., the Hungarian Revolution of 1956). There has been some em