(CNN)Here's a look at some recent cases of foreign governments detaining US citizens. For information about other missing Americans, see Robert Levinson Fast Facts or POW/MIA in Iraq and Afghanistan Fast Facts.
Currently Detained Americans
October 2015 - Siamak Namazi, a Dubai-based businessman with dual US and Iranian citizenship, is detained while visiting relatives in Tehran. Namazi is the first US citizen reported to have been detained in Iran since the announcement of an international agreement on Iran's nuclear program.
July 11, 2016 - San Diego resident Reza "Robin" Shahini is arrested while visiting family in Gorgan, Iran. Shahini is a dual US-Iranian citizen.
October 2015 - Kim, a naturalized American, is taken into custody after allegedly meeting a source to obtain a USB stick and camera used to gather military secrets. In January 2016, Kim is given permission to speak with CNN by North Korean officials, and asks that the United States or South Korea rescue him.
May 7, 2017 - The state-run Korean Central News Agency reports that US citizen Kim Hak-song was detained in North Korea on May 6 on suspicion of "hostile acts" against the regime. The regime describes Kim as "a man who was doing business in relation to the operation of Pyongyang University of Science and Technology."
Formerly Detained Americans
December 2009 - Alan Gross is jailed while working as a subcontractor on a US Agency for International Development project aimed at spreading democracy. His actions are deemed illegal by Cuban authorities. He is accused of trying set up illegal Internet connections on the island. Gross says he was trying to help connect the Jewish community to the Internet and was not a threat to the government.
April 24, 2016 - Lewis, a security adviser working in Katanga, is taken into custody and accused of mercenary activities. According to the US Embassy in Kinshasa, he was not armed and the allegations against him are false. He is released June 8, 2016.
December 2011 - Egyptian authorities carry out 17 raids on the offices of 10 nongovernmental organizations. The Egyptian general prosecutor's office claims the raids were part of an investigation into allegations the groups had received illegal foreign financing and were operating without a proper license.
September 26, 2012 - According to the American Center for Law and Justice, Saeed Abedini, an American Christian pastor who was born in Iran and lives in Idaho, is detained in Iran. The group says that Abedini's charges stem from his conversion to Christianity from Islam 13 years ago and his activities with home churches in Iran.
August, 2011 - Hekmati travels to Iran to visit relatives and gets detained by authorities, according to his family. His arrest isn't made public for months.
July 24, 2014 - The Washington Post reports that its Tehran correspondent and Bureau Chief Jason Rezaian, his wife Yeganeh Salehi and two freelance journalists were detained on July 22, 2014. An Iranian official confirmed to CNN that the group is being held by authorities. The official did not say what they have been charged with.
July 31, 2009 - Three graduates from the University of California at Berkeley, Sarah Shourd of Oakland, California, Shane Bauer, of Emeryville, California, and Joshua Fattal, of Cottage Grove, Oregon, are detained in Iran after hiking along the unmarked Iran-Iraq border in northern Iraq's Kurdish region.
December 11, 2012 - US officials confirm that American citizen Kenneth Bae has been detained in North Korea for over a month.
April 25, 2014 - North Korea's news agency reports that Matthew Todd Miller was taken into custody on April 10. According to KCNA, Miller entered North Korea seeking asylum and had torn up his tourist visa.
January 25, 2010 - Aijalon Mahli Gomes, of Boston, is detained in North Korea after crossing into the country illegally from China. He had formerly taught English in South Korea.
Prior to this event, no Americans had ever been tried in North Korea's Supreme Court.
April 12, 2011 - An American man has been detained by North Korean authorities, State Department officials tell CNN. A diplomatic source familiar with the case says the man entered North Korea in November.
April 24, 2013 - Timothy Hallett Tracy, of Los Angeles, is arrested at the Caracas airport, according to Reporters Without Borders. Tracy traveled to Venezuela to make a documentary about the political division gripping the country.