Participants in the "America at War in the Twentieth Century" institute gather on The University of Texas at San Antonio campus. All photographs in slideshow are by Humanities Texas.

Institute participants from San Antonio’s North East Independent School District, from left to right: (top) Matt Wilson of Madison High School, Ruth Kimmell of Johnson High School, Constance Milton of Roosevelt High School, (bottom) Kyle Jewasko of Johnson High School, Rebecca Smith of Madison High School, and Veronica Gomez of Lee High School.

Ricardo Romo, president of The University of Texas at San Antonio and Humanities Texas board member, welcomes teachers at the institute's opening program, which was hosted by the Witte Museum.

David M. Kennedy, Donald J. McLachlan Professor of History Emeritus and Director of the Bill Lane Center for the American West at Stanford University, delivers the institute's keynote address, "U.S. Strategy in World War II."

Robert S. Browning III, lecturer in the history department at The University of Texas at San Antonio, delivers a lecture on the Spanish-American War.

Robert S. Browning III responds to teachers' questions after his lecture on the Spanish-American War.

Robert S. Browning III discusses historical documents concerning the Spanish-American War with teachers.

Jennifer D. Keene, professor of history and chair of the history department at Chapman University, lectures on the United States' reasons for entering into World War II.

Jennifer D. Keene leads teachers in a workshop examining American participation in World War II.

Patrick J. Kelly, associate professor of history at The University of Texas at San Antonio, discusses isolationism and neutrality legislation after World War I.

John Olmstead of South San Antonio High School asks a question after Patrick J. Kelly's lecture on American isolationism following World War I.

Patrick J. Kelly engages teachers in discussion during an afternoon workshop on American foreign policy.

David M. Kennedy delivers a lecture on American participation in World War II.

David M. Kennedy leads an afternoon workshop examining historical documents related to American participation in World War II.

Arnold Krammer, professor of history at Texas A&M University, discusses the turning points of World War II in Europe.

Arnold Krammer shares historical newspapers for teachers to examine.

Arnold Krammer reviews historical documents with Nancy Cooper (left) of Veribest High School in San Angelo and Patricia Hay of Alex W. Spence TAG Academy in Dallas. Cooper is a 2012 recipient of the Humanities Texas Outstanding Teaching of the Humanities Award.

During Arnold Krammer’s afternoon workshop, Elisa Murillo of the Center for Career and Technology Education in El Paso examines a German civil service award presented during the Nazi era.

Brian McAllister Linn, Ralph R. Thomas Professor in Liberal Arts at Texas A&M University, delivers a speech entitled “Presidential Leadership and Development of the Atomic Bomb.”

Brian McAllister Linn leads a workshop with San Antonio teachers Constance Milton of Roosevelt High School and Rebecca Smith of Madison High School.

From left to right: Sean Levings of Chavez Academy in Corpus Christi, Lori Camacho of Brennan High School in San Antonio, Kim Poorman of Corpus Christi College Prep, and Ernest Guerrero Jr. of Houston High School in San Antonio discuss Latino participation in World War II during an afternoon workshop.

Maggie Rivas-Rodriguez (left) discusses Latino participation in World War II with teachers.

Maggie Rivas-Rodriguez leads an afternoon workshop.

Matthew Dallek, associate academic director of the University of California Washington Center, delivers a lecture on the home front during World War II.

Matthew Dallek discusses historical materials related to the home front during World War II in an afternoon workshop.

Matthew Dallek discusses teaching World War II with Sean Levings.

Richard Koone, education director at the National Museum of the Pacific War in Fredericksburg, gives a presentation on the museum's educational resources.

Mark Atwood Lawrence, associate professor of history at The University of Texas at Austin, discusses the origins of the Cold War.

Mark Atwood Lawrence delves further into the origins of the Cold War with teachers during an afternoon workshop.

Joy Rohde, assistant professor of history at Trinity University, speaks about the Containment Doctrine and U.S. foreign policy following World War II.

Joy Rohde addresses a question during an afternoon workshop with Kenetra Malone (left) of Round Rock's Cedar Ridge High School, Lori Simone-Acosta of Carrollton's Blalack Middle School, and Sulema Joiner of San Antonio's Shepard Middle School.

Jeremi Suri, the Mack Brown Distinguished Chair for Leadership in Global Affairs at The University of Texas at Austin and professor in the University’s department of history and the Lyndon B. Johnson School of Public Affairs, lectures about media coverage of the Vietnam War.

From left to right: Michael L. Gillette, executive director of Humanities Texas, Jeremi Suri, and Senate Historian Emeritus Richard A. Baker.

Jeremi Suri, discusses media coverage of the Vietnam War with teachers during an afternoon workshop. Seated to his right is his son, Zachary Suri.

Richard A. Baker discusses war powers and executive-legislative conflicts in the twentieth century.

Richard A. Baker speaks about his experiences as director of the U.S. Senate Historical Office during a workshop focused on war powers and executive-legislative conflicts.

Institute participants from San Antonio Independent School District, from left to right: Ernest Guerrero Jr., Phillip Jenkins of New Tech San Antonio on the Sam Houston High School campus, Celena Botello of Wheatley Middle School, and Joseph Ostrowski of Travis Early College High School.