Tajikistan

The U.N. logo on a door at the United Nations headquarters in New York. President Biden and other world leaders will meet there next week for the annual general assembly. Angela Weiss/AFP via Getty Images hide caption

U.S. Secretary of State John Kerry (left) meets Tajikistan's President Emomalii Rahmon (right) during a visit to the capital Dushanbe, last Nov. 3. The U.S. and Russia are both concerned about the stability of Tajikistan, where Rahmon, who has ruled for two decades, faces growing opposition from Islamists. Critics say he has used the threat to crack down on a wide range of political opponents. Anadolu Agency/Getty Images hide caption

Grown for thousands of years in South America, quinoa crossed the Atlantic for the first time in the 21st century, according to the United Nations. iStockphoto.com hide caption