From the 1940s to the 1970s, the Navajo moved their villages ever closer to Hopi land, causing the Hopi to raise the issue with the U.S government.
从20世纪40年代到70年代，纳瓦霍族不停地移动自己的村庄，越来越接近霍皮族人的土地，造成霍皮向美国政府提出土地问题。