ear gas is fired at protesters demonstrating against the death of George Floyd outside the 3rd Precinct Police Precinct on May 26, 2020 in Minneapolis, MN.

Why Do Police Use Tear Gas When It Was Banned in War?

The development of chemical warfare around the time of World War I led to the use of tear gas as a weapon by civilian police forces.
Smoke billowing over Tulsa, Oklahoma during 1921 race riots

Institutionalized Racism: A Syllabus

How can we help students understand George Floyd's death in the context of institutionalized racism?
Bernarr MacFadden foundation, Third Avenue, New York, 1931. People could also buy a five course meal for a nickel and up to 3,000 can be served in a day.

One Parallel for the Coronavirus Crisis? The Great Depression

“The idea that the federal government would be providing emergency relief and emergency work was extraordinary,” one sociologist said. “And people liked it.”
Vintage image of a baseball game in the late 19th century.

Baseball History and Rural America

Baseball's creation myth is bunk, and historians have shown how important cities were to the game's development. But it was still a rural passion.
From a 1920s poster from the National Agricultural Library highlight the connection between good eating habits and overall health

The Surprising Backstory of Victory Gardens

In World War I, the Victory Garden movement encouraged people to grow their own food to conserve home-front supplies. But kids' gardens had planted the roots.
A graduate nurse and student nurses in isolation uniforms, early 1900s

Nurses Have Always Been Heroes

Nothing drives that home more than this amazing photo collection from the Philadelphia General Hospital School of Nursing.
A Canada Goose

Has the U.S. Government Abandoned Birds?

Recent changes to the Migratory Bird Treaty Act of 1918 leave birds vulnerable to industry, experts say.
Harry Truman circa 1935

How Harry Truman Rose to Fame Curbing War Profiteers

Right when the U.S. needed supplies for World War II, military contractors started overcharging. An obscure senator from Missouri challenged them.
A typist wearing an influenza mask in 1918

How Tucson Enforced Its 1918 Mask Requirement

During the influenza pandemic, the Arizona city's police force fined and arrested people for not wearing face masks.
A couple dancing the Jitterbug circa 1938

How People in the Depression Managed to Laugh

American popular culture flourished in the 1930s, despite the Great Depression. One thing that helped: artists being included in the New Deal.