World Facts and Geography

Marcel Grossman used his father's influence to help Einstein secure a job at the Swiss Patent Office in Bern, Switzerland. This position provided Einstein with the stability and intellectual environment that allowed him to develop his revolutionary theories while working as a technical clerk.

Brazil is the world's largest coffee producer, accounting for about one-third of global coffee production. The country's climate and geography are ideal for growing coffee beans, particularly arabica and robusta varieties.

April Fools' Day originated in France in 1582 when the country switched from the Julian to the Gregorian calendar. People who continued to celebrate the New Year in April were called 'April fools' and had pranks played on them. The tradition spread from France to other countries.

Indian Railways is the world's largest employer with approximately 1.3-1.4 million employees. This includes railway staff across operations, maintenance, administration, and production units. The other options are not among the world's largest employers.

Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch in Wales, UK is the longest place name in Europe and one of the longest single-word place names in the world at 58 letters. It's a real village on the island of Anglesey.

The Vibraphone was invented in the United States around 1920, specifically credited to Herman Winterhoff. It is a pitched percussion instrument with metal bars and resonators equipped with motor-driven fans that produce a vibrato effect.

Norway was the first country to reach the South Pole when Roald Amundsen and his team arrived on December 14, 1911, beating the British expedition led by Robert Falcon Scott. This was a major achievement in the Heroic Age of Antarctic exploration.

The Star-Spangled Banner is the national anthem of the United States, written by Francis Scott Key during the War of 1812. It was inspired by the American victory at Fort McHenry and officially adopted as the national anthem in 1931.