American History
Popes
Biochemistry
Twin Cities
Canada
400

In 1931 "The Star-Spangled Banner" officially became the national anthem, more than a century after it was written during this conflict

War of 1812

400

In May 2025 this 10-story statue in Rio was illuminated with an image of Pope Francis & a message: "Todos! Todos! Todos!"

Christ the Redeemer

400

Pauling found an "alpha" type of this spiral in proteins; Watson & Crick found a "double" one in DNA

Helix

400

American Airlines' largest hub is the Texas airport with this code, named for a pair of cities

DFW

400

This symbol has been on Air Canada's logo for more than 85 years

Maple leaf

800

In this year the U.S. & others boycotted the Moscow Olympics to protest the Soviet invasion of Afghanistan

1980

800

Taking office in 1534, Paul III was the first pope of this movement that pushed back on Protestantism

Counter-Reformation

800

An oncogene is defined as a sequence of genetic material that can induce this disease

Cancer

800

The Széchenyi Chain Bridge was the first to permanently span this river & connect the two old cities that form Hungary's capital

Danube

800

Canada's first female saint, Marguerite Bourgeoys arrived in this city in 1653 & soon opened its first school

Montreal

1200

Characterized by an expanding economy & political corruption, the Gilded Age takes its name from an 1873 novel by him

Mark Twain

1200

Before Benedict XVI in 2013, the last pope to resign was Gregory XII in 1415, as part of this "Great" crisis in church leadership

Great Schism

1200

Seaweed is a good source of this element, an essential micronutrient

Iodine

1200

From 1701-1875 Connecticut had twin capitals, Hartford & this city

New Haven

1200

3 New England states border Canada: Maine, Vermont & this one

New Hampshire

1600

His loss in the 1800 election came about by a vote in the House of Representatives, not in the Electoral College

Aaron Burr

1600

On June 11, 2025 a former resident of the South Side rocked a cap of this MLB team at his new home in Vatican City

Chicago White Sox

1600

This adjective means "relating to the synthesis of complex molecules"; it's also a type of steroid

Anabolic

1600

It's a mere 2 miles from Kinshasa to Brazzaville, but there is no bridge joining them across this river

Congo

1600

In the 1860s Barkerville in this province became home to Canada's first Chinese community

British Columbia

2000

In 1856 South Carolina Rep. Brooks gave Massachusetts Sen. Sumner a notorious beating with this

Cane

2000

When the pope dies, this cardinal, treasurer of the Holy See, oversees the election of the new pope

Camerlengo

2000

If you thought all carbon is tetravalent; there's this form with 3 bonds & one wild electron

Free radical

2000

The Twins & Vikings play in the Metrodome, named for this politician

Hubert Humphrey

2000

This company, once Canada's most valuable, was no longer "fruit"ful as of 2022, when it discontinued support for its devices

Blackberry

M
e
n
u