Who became Vice President of the United States in January 2025? Answer with the surname only.
In what year was the United States Constitution signed? Answer with the four-digit year only.
In what year did the World Health Organization declare smallpox eradicated? Answer with the four-digit year only.
In what year were euro banknotes and coins introduced? Answer with the four-digit year only.
What is the capital of Turkey? Answer with the city name only.
In what year did the Chernobyl nuclear disaster occur? Answer with the four-digit year only.
Who formulated the three laws of motion published in 1687? Answer with the surname only.
In what year was the Maastricht Treaty signed? Answer with the four-digit year only.
In what year did Edward Jenner perform his first smallpox vaccination? Answer with the four-digit year only.
