July 1

• World's first international telephone call takes place between St. Stephen, New Brunswick, Canada, and Calais, Maine, United States.
• World War II: First Battle of El Alamein.

July 2

• Indian independence leader Subhash Chandra Bose arrested and detained in Calcutta.
• The first Wal-Mart store opens for business in Rogers, Arkansas in 1962.

July 3

• First color television broadcast in London.

July 4

• NASA's Pathfinder space probe lands on the surface of Mars.
• The cornerstone of the Freedom Tower is laid on the site of the World Trade Center in New York City.

July 5

• Isaac Newton publishes Philosophiae Naturalis Principia Mathematica.
• The BBC broadcasts its first television news bulletin.
• Japan launches a probe to Mars, and thus joins the United States and Russia as a space exploring nation

July 6

• The dollar is unanimously chosen as the monetary unit for the United States.
• Dadabhai Naoroji elected as first Indian Member of Parliament in Britain.
• The Nathula Pass between India and China, sealed during the Sino-Indian War, re-opens for trade after 44 years.

July 7

• World War I: End of First Battle of the Isonzo.
• West Germany wins 1974 FIFA World Cup.
• The seven blasts occurred in Mumbai Suburban Trains on Western Line.

July 8

• Vasco da Gama sets sail on first direct European voyage to India.
• The first issue of the Wall Street Journal is published.

July 9

• Italy wins the 2006 FIFA World Cup, defeating France 5-3 on penalty kicks after a 1-1 draw. This is Italy's 4th World Cup win.

July 11

• A Tale Of Two Cities by Charles Dickens is published.
• 209 people are killed in a series of bomb attacks in Mumbai, India.

July 14

• The MP3 format was named

July 15

• Napoléon Bonaparte surrenders
• BEST buses make its début in Mumbai.
• First item sold on Amazon.com

July 16

• Apollo 11 launches from Cape Kennedy, Florida and becomes the first manned space mission to land on the moon.
• Millennium Park, considered the first and most ambitious architectural project in the early 21st century for Chicago, is opened to the public by Mayor Richard M. Daley.

July 17

• Disneyland Opens in California
• Viking 1 successfully lands on Mars.

July 18

• Adolf Hitler publishes his personal manifesto Mein Kampf.
• Rock star Elvis Presley made his first recording

July 20

• UNICEF is voted to become a permanent agency.
• Apollo 11 lands on the Moon.
• The Viking 1 lander successfully lands on Mars

July 21

• Neil A. Armstrong and Edwin "Buzz" Aldrin become the first men to walk on the Moon, during the Apollo 11 mission.
• Guns N' Roses release their debut album

July 23

• The Federation Internationale de Gymnastique, the world's oldest international sport federation, was founded.

July 25

• 1920 - Telecommunications: first transatlantic two-way radio broadcast.
• 1973 - Soviet Mars 5 space probe launched.

July 26

• 1958 - Explorer program: Explorer 4 is launched.
• 1971 - Apollo Program: Apollo 15 Mission - Launch of Apollo 15.
• 2005 - Space Shuttle program: STS-114 Mission - Launch of Discovery, NASA's first scheduled flight mission after the Columbia Disaster in 2003.
• 2005 - Mumbai, India receives 99.5cm of rain within 24 hours, bringing the city to a halt for over 2 days.

July 29

• 1921 - Adolf Hitler becomes leader of the National Socialist German Workers Party.
• 2005 - Astronomers announce their discovery of Eris, a possible tenth planet.

July 30

• 1954 - Elvis Presley makes his debut as a public performer.
• 1990 - The first Saturn automobile rolls off the assembly line.

July 31

• 1790 - First U.S. patent issued;
• 1971 - Apollo program: Apollo 15 astronauts become the first to ride in a lunar rover.
• 1976 - Viking program: Viking 1 - NASA releases the famous Face on Mars photo.