They enjoyed legal extraterritoriality, as stipulated in the unequal treaties. The results demonstrate the wisdom of the presumption against extraterritoriality. These treaties all came into effect in 1899, ending extraterritoriality in Japan. The ports permitted legal extraterritoriality for citizens of the treaty nations. The treaty further conceded extraterritoriality to Russian subjects in Iran (capitulation). This exemption from the jurisdiction of the host country is defined as extraterritoriality. China itself imposed reciprocal extraterritoriality rights for its own citizens in 19th century Korea. The Qing position was adamantly opposed, unless extraterritoriality was also abolished. Belarus HTP operates on the principle of extraterritoriality. They could even visit the battle lines by virtue of their extraterritoriality. Grants of extraterritoriality were regular in China. The U.S. lost this case for two reasons&colon; process versus product and extraterritoriality. In addition to embassies, some other areas enjoy a limited form of extraterritoriality. American thought about extraterritoriality has changed over the years, however. The premises of the European Patent Office enjoy a form of extraterritoriality.