President Barack Obama
Oct. 23, 2009: Declaration of a National Emergency With Respect to the 2009 H1N1 Influenza Pandemic, was never terminated or continued;
April 12, 2010 (still in effect): Blocking Property of Certain Persons Contributing to the Conflict in Somalia, continued in 2018;
Feb. 25, 2011 (still in effect): Blocking Property and Prohibiting Certain Transactions Related to Libya, continued in February 2018;
July 24, 2011 (still in effect): Blocking Property of Transnational Criminal Organizations, continued in July 2018;
May 16, 2012 (still in effect): Blocking Property of Persons Threatening the Peace, Security, or Stability of Yemen, continued in May 2012;
June 25, 2012: Blocking Property of the Government of the Russian Federation Relating to the Disposition of Highly Enriched Uranium Extracted from Nuclear Weapons, revoked in 2015;
March 6, 2014 (still in effect): Blocking Property of Certain Persons Contributing to the Situation in Ukraine, continued in March 2018;
April 3, 2014 (still in effect): Blocking Property of Certain Persons With Respect to South Sudan, continued in March 2018;
May 12, 2014 (still in effect): Blocking Property of Certain Persons Contributing to the Conflict in the Central African Republic, continued in May 2018;
March 8, 2015 (still in effect): Blocking Property and Suspending Entry of Certain Persons Contributing to the Situation in Venezuela, continued in March 2018;
April 1, 2015 (still in effect): Blocking the Property of Certain Persons Engaging in Significant Malicious Cyber-Enabled Activities, continued in March 2018;
Nov. 22, 2015 (still in effect): Blocking Property of Certain Persons Contributing to the Situation in Burundi, continued in November 2018.