Delegates after Donald Trump accepted the GOP presidential nomination at the Republican National Convention in Cleveland, Ohio on Thursday, July 21, 2016.
Bill Clark/CQ Roll Call/via Getty
Political conventions used to pick presidential nominees in private. Now the public picks the nominee and then the party has a big party at the convention, writes a scholar of US elections.
Franklin Roosevelt and other administration officials visit a Civilian Conservation Corps Camp during the New Deal.
Library of Congress/Corbis/VCG via Getty Images
Similarities between the 1930s and today are hard to ignore, but Franklin D. Roosevelt's New Deal teaches us that several developments have to coincide to generate a lasting social safety net.
The Capital One Arena, home of the Washington Capitals, sits empty.
AP Photo/Nick Wass
This isn't the first time sports have been put on hold. But in the past, the reprieve was brief, and sports went on to act as a way to bring Americans together. This time's different.
An emergency polio ward in Boston in 1955 equipped with iron lungs. These pressurized respirators acted as breathing muscles for polio victims, often children, who were paralyzed.
Polio was nearly eradicated with the Salk vaccine in 1955. At the time, little was known about this mysterious disease that paralyzed and sometimes killed young children.
President Franklin D. Roosevelt broadcasting his first fireside chat, March 12, 1933.
On March 12, 1933, President Roosevelt addressed the nation from the Oval Office during a time of great crisis. That 'fireside chat' proved broadcasting's power as nothing before or since.
Senator Huey Long at the Capitol in 1935.
The very first scientific horse race poll, which took place 85 years ago, was shrouded in secrecy and may have changed history – even though it was faulty.
Marchers celebrate the first Indigenous Peoples Day in Berkeley, Calif. on Oct. 10, 1992.
AP Photo/Paul Sakuma
The official celebration of Native Americans represents the fruits of a decades-long effort.
Many South Africans have yet to see freedom bear fruit.
As South Africa marks 25 years of freedom, many citizens have to contend with the harsh reality that they can't eat democracy.
The 1930s New Deal created a civilian army of conservationists who planted forests and restored wilderness.
The Chickamauga Dam, completed in 1940, was a crowning achievement of the New Deal.
The original New Deal caused a "great acceleration" in carbon emissions. How will a Green New Deal forge its own legacy?
A Facebook ad referenced in the indictment charging Russians in a plot to interfere in the 2016 U.S. presidential election.
Russians have been charged with interfering with the 2016 US presidential election. If true, it's not an isolated incident. Twice before, foreign powers tried to influence who won the Oval Office.
What will a divided Congress do over the next two years?
The new Congress is divided into a GOP Senate and Democratic House. History provides a glimpse of what this could mean: Democrats hold the power to investigate, if not to legislate.
The government’s website for FARA.
The initial aim of the 1937 Foreign Agents Registration Act was long forgotten: the prosecution of Nazis for interfering with American democracy. But that law is startlingly relevant to the US now.
President Donald Trump.
AP Photo/Evan Vucci
President Trump says an alliance with Saudi Arabia is necessary, despite evidence the country's crown prince ordered the killing of journalist Jamal Khashoggi.
Bridge built by CCC workers, Shady Lake Recreation Area, Arkansas.
On April 5, 1933, President Franklin Roosevelt created the Civilian Conservation Corps, a massive relief program that paid young men to plant trees and build parks across the nation. It was money well spent.
Barack Obama and Oprah Winfrey appear during a rally in Cedar Rapids, Iowa on Dec. 8, 2007.
AP Photo/Paul Sancya
Throughout American history, being a black celebrity has been a political act in and of itself. When viewed through this lens, the transition into politics for someone like Winfrey is more natural.