As this year’s Asian & Pacific Island Heritage Month comes to a close, History Unboxed® is bringing you a guest blog post by Rachel Juliette on the importance of teaching Asian & Pacific Islander history, not just during the month of May, but the whole year through. The U.S. has always had deep ties with Asia, but most schools don’t discuss this in depth. Professor Sohyun An of Kennesaw State University tells TIME that Asians were part of the United States before many white European immigrants came to the country. Unfortunately, most K-12 American history texts barely discuss this…