![[photo, Maryland National Guard, Inner Harbor, Baltimore, Maryland]](/msa/mdmanual/36loc/bcity/chron/images/1198-1-07035b.jpg)
Maryland National Guard, Inner Harbor, Baltimore, Maryland, May 2015. Photo by Sarah A. Hanks.
2000 - 2021
2000. Eric R. Kandel (1929-), Howard Hughes Medical Institute, won Nobel Prize in Physiology or Medicine.
2000, June 28. Chesapeake Bay Agreement, (Chesapeake 2000), established regional standards for Bay restoration, signed by Maryland, Pennsylvania, Virginia, District of Columbia, Chesapeake Bay Commission, and U.S. Environmental Protection Agency.
2001, Jan. 28. Baltimore Ravens won Super Bowl XXXV, defeating New York Giants.
2001, April 22. Hasim Rahman of Baltimore defeated Lennox Lewis in the fifth round to become the World Heavyweight Champion of professional boxing.
2001, Oct. U.S. 29th Infantry Division of Maryland National Guard deployed as part of Stabilisation Force in Bosnia and Herzegovina (SFOR) 10.
2002. Riccardo Giacconi (1931-), The Johns Hopkins University, won Nobel Prize in Physics.
2002, Sept. 10. Electronic voting machines first used during primary elections in four counties (Allegany, Dorchester, Montgomery & Prince George's).
2003. Peter Agre (1949-), The Johns Hopkins University, won Nobel Prize in Chemistry.
2003, Jan. 15-2007, Jan. 15. Robert L. Ehrlich, Jr. (Republican), governor.
2004, March 2. Electronic voting system used during primary elections at polling places and for absentee ballots in all counties and Baltimore City.
2004, May-2006, March. Eleven soldiers of 372nd Military Police Company, a reserve unit out of Cresaptown (Allegany County), convicted of mistreatment of prisoners at Abu Ghraib Prison, Baghdad, Iraq.
2005. John L. (Jan) Hall (1934-), National Institute of Standards and Technology, won Nobel Prize in Physics.
2005, Nov. 10. Hasim Rahman of Baltimore received his second World Heavyweight Championship in professional boxing.
2006, Jan. 19. NASA spacecraft New Horizons, built, operated, and managed by The Johns Hopkins Applied Physics Laboratory in Laurel, was launched from Cape Canaveral Air Force Station, Florida, en route to Pluto.
2006, July. New Woodrow Wilson Bridge opened across Potomac River.
2006, Nov. 16. Steny H. Hoyer of Prince George's County elected Majority Leader, U.S. House of Representatives (first Marylander to hold that office).
2007. Mario R. Capecchi (1937-), Howard Hughes Medical Institute, won Nobel Prize in Physiology or Medicine.
2007, Jan. 4. Baltimore native, Nancy D'Alesandro Pelosi sworn in as first female Speaker of U.S. House of Representatives.
2007, Jan. 17-2015, Jan. 21. Martin J. O'Malley (Democrat), governor.
2007, May 8. Living wage law enacted, first such state law in nation (Chapter 284, Acts of 2007). Statute took effect Oct. 1, 2007.
2007, Nov 27. Middle East Peace Conference held at U.S. Naval Academy, Annapolis.
2008. Roger Y. Tsien (1952-), Howard Hughes Medical Institute, won Nobel Prize in Chemistry.
2008, June 17-18. U.S. - China Strategic Economic Dialogue IV held at U.S. Naval Academy, Annapolis.
2008, Nov. 4. To fund education, voters ratified constitutional amendment authorizing video lottery terminals [slot machines gambling] in Allegany, Anne Arundel, Cecil and Worcester counties, and Baltimore City (Chapter 5, Acts of 2007 Special Session).
2008, Nov. 4. Voters ratified constitutional amendment authorizing early voting (Chapter 513, Acts of 2007).
2009. Thomas A. Steitz (1940-), Howard Hughes Medical Institute, won Nobel Prize in Chemistry.
2009. Jack W. Szostak (1952-), Howard Hughes Medical Institute, won Nobel Prize in Physiology or Medicine.
2009. Carol W. Greider (1961-), The Johns Hopkins University, won Nobel Prize in Physiology or Medicine.
2009, May 12. President Barack Obama's Chesapeake Bay Protection and Restoration Executive Order established federal role for clean up of Chesapeake Bay.
2010, Sept. 14. Early voting used during Maryland primary elections.
2010, Sept. 27. Hollywood Casino, first gambling facility in Maryland with video lottery terminals [slot machines], opened at Perryville in Cecil County.
2011. Adam G. Riess (1969-), The Johns Hopkins University, won Nobel Prize in Physics.
2011, Feb. 23. First segment of Intercounty Connector (MD Route 200), the State's first all-electronic toll road, opened for Montgomery and Prince George's counties.
2011, March 17. Messenger, an interplanetary spacecraft built at The Johns Hopkins University Applied Physics Lab in Laurel, became the first satellite to orbit the planet Mercury.
2012, May 18-19. Annual G8 Summit held at Camp David, Frederick County. The Group of 8 (G8) included the United States, the United Kingdom, Germany, Japan, Italy, Canada, and Russia. The European Union also participated.
2012, June. At Sparrows Point (Baltimore County), steelmaking operations ended after RG Steel declared bankruptcy.
2012, June 13-19. Star-Spangled Sailabration, a festival of tall ships and naval vessels from around the world commemorating 200th anniversary of War of 1812, held in Baltimore
2012, Aug. At Summer Olympics in London, Michael Phelps of Baltimore County became the most decorated athlete in the history of the modern Olympic Games.
2012, Nov. 6. Maryland voters by referenda approved same-sex marriage (Chapter 2, Acts of 2012).
2013, Feb. 3. Baltimore Ravens won Super Bowl XLVII, defeating San Francisco 49ers.
2013, Oct. 1. General Assembly abolished death penalty effective Oct. 1, 2013 (Chapter 156, Acts of 2013).
2014, June 16. Chesapeake Bay Watershed Agreement to restore and protect the Bay, its tributaries, and the surrounding lands signed by Delaware, Maryland, New York, Pennsylvania, Virginia, West Virginia, the District of Columbia, Chesapeake Bay Commission, and U.S. Environmental Protection Agency.
2014, Sept. 10-16. Star-Spangled Spectacular, a festival of tall ships and naval vessels from around the world commemorating 200th anniversary of National Anthem, held in Baltimore
2014, Nov. 9. Intercounty Connector (Maryland Rte. 200) completed for Prince George's and Montgomery counties.
2015, Jan. 21- Lawrence J. Hogan, Jr. (Republican), governor.
![[photo, Maryland National Guard, Inner Harbor, Baltimore, Maryland]](/msa/mdmanual/36loc/bcity/chron/images/1198-1-07036b.jpg)
2015, April 12. Freddie C. Gray, Jr., was arrested by Baltimore City Police, suffered a severe spinal cord injury while in police custody, and died April 19, 2015.
2015, April 27. Violence, arson, and looting in Baltimore followed funeral for Freddie C. Gray, Jr. Maryland National Guard called in.
2015, April 29. Baltimore Orioles played the Chicago White Sox at Camden Yards with no fans present.
Maryland National Guard, Inner Harbor, Baltimore, Maryland, May 2015. Photo by Sarah A. Hanks.
![[photo, Maryland Army National Guard humvees, City Hall, 100 North Holliday St., Baltimore, Maryland]](/msa/mdmanual/36loc/bcity/chron/images/1198-1-07055c.jpg)
2015, May 5. Maryland National Guard left Baltimore.
2015, May 30. Former governor Martin J. O'Malley in Baltimore announced bid for Democratic Party nomination for President of the United States.
Maryland Army National Guard humvees, City Hall, 100 North Holliday St., Baltimore, Maryland, May 2015. Photo by Diane F. Evartt.
2015, July 14. NASA spacecraft New Horizons, built, operated, and managed by Johns Hopkins Applied Physics Laboratory in Laurel, flew by Pluto for its exploration of the Kuiper Belt.
2017, Jan. 14. Gervonta Davis of Baltimore became the International Boxing Federation's Junior Lightweight Champion, defeating Jose Pedraza in the seventh round.
2018, June 28. Targeted shooting by gunman of Capital Gazette newspaper employees in Annapolis; five killed.
2018, Sept.-Oct. Bloede Dam demolished. Built in 1907 on the Patapsco River between Baltimore and Howard counties, it was the world's first underwater hydroelectric plant.
2018, Oct. 6. Brett M. Kavanaugh of Maryland sworn in as U.S. Supreme Court Justice.
2019, May 25. General Assembly enacted first state ban in nation on plastic foam food containers, effective July 1, 2020 (date pushed back to Oct. 1, 2020, due to COVID-19).
2019, Oct. 7. Gregg L. Semenza, M.D., Ph.D., The Johns Hopkins University, won Nobel Prize in Physiology or Medicine.
2019, Nov. 5. Rockville held first vote-by-mail election in Maryland.
2020, March 5. Governor Lawrence J. Hogan, Jr. declared State of Emergency and Catastrophic Health Emergency due to COVID 19 (coronavirus).
2020, June 2. Statewide primary election held primarily as a “vote by mail” election due to COVID-19.
2021, Feb. 5. Maryland's first mass COVID-19 vaccination site opened at Six Flags America, Upper Marlboro, Prince George’s County.
2021, Feb. 25. Maryland's second mass COVID-19 vaccination site opened at M&T Bank Stadium, Baltimore.
2021, Aug. 15. Governor Lawrence J. Hogan, Jr. declared State of Emergency and Catastrophic Health Emergency due to COVID 19 (coronavirus) ended.
2021, Dec. 25. James Webb Space Telescope, successor to Hubble Space Telescope and operated by Space Telescope Science Institute at The Johns Hopkins University in Baltimore, launched to orbit the sun, at second Lagrange point or L2, a million miles from earth.
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