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Who invented the abacus?

There are many predecessors to the abacus, including containers of pebbles used as early as the Stone Age and clay boards with sliding grooves used in the Tigress-Euphrates Valley. Through cultural exchange and diffusion, these ideas spread around the world, eventually resulting in the Chinese abacus. The abacus is still used in many countries around the world. As late as 1946, a competition between an abacus and an electronic computer was won by the abacus.

Why did Mexico want Americans to settle in Texas?

The Spanish government ultimately acquiesced to Austin's request, primarily in an attempt to encourage legal settlement and promote the expansion of Mexican influence in the region. Mexico, at the time, had less than 4,000 residents living in Texas. Spain saw opportunity, along with Austin, in promoting development of the area. Although Moses Austin died in 1823, his son Stephen proved just as determined to encourage rightful settlement of Texas. Stephen Austin, along with the Mexican government, worked to create enticing incentives to drive pioneers to the lands of Texas. Mexico ultimate..

When was beer invented?

Early beer produced throughout the Near East from Egypt to Iran was brewed with a type of barley bread instead of the mash that modern brews use. In some places like Egypt, beer, which was thick and gruel-like instead of liquid, was a meal as well as an alcoholic beverage. Gradually, filtered liquid beer became predominant. Around 1000 A.D., German brewers began to use hops in their beer-making process, creating the forerunner of modern beer.

Who invented the first calculator?

In 1820, a device in a patent filed in France by Thomas de Colmar, became the first commercially viable counting machine. The design was copied by around 20 companies across Europe. In 1877, the Grant Mechanical Calculating Machine was born and in 1886, the P100 Burroughs Adding Machine arrived. It was not until 1948 that a pocket-sized calculator was invented and came in the form of the Curta calculator.It was not until the 1960s and the advent of electronic devices that the electronic calculator came to be. ANITA (A New Inspiration To Arithmetic/Accounting) was the first all-electric desktop..

What is George Washington's full name?

During the American Revolution, Washington was a general and the commander-in-chief of the colonial armies. He then later served as the president of the United States from 1789 to 1797. While president, he preferred the title "Mr. President" instead of the more imposing names suggested to him. Also, he initially declined the $25,000 that Congress offered him as salary. He was already wealthy, and he wanted to keep the image of being a selfless public servant. However, he was eventually persuaded by Congress to accept the compensation in order not to give the impression that only the rich could..

When was Microsoft Word for Windows invented?

Even the MS-DOS version of Word was designed for use with a mouse, which was rare at the time. It replaced WordStar, the most popular program in the 1980s. However, many people who work in law, medicine and other professions that require data entry and touch typing still use WordPerfect, another program introduced in 1979 with more keyboard shortcuts than Word. The most recent version of Word was released in 2013.

What gains were there in civil rights in the 1960s?

The Civil Rights Act of 1964, drafted by the Kennedy administration and later signed into law by President Johnson, outlawed institutionalized discrimination against African Americans. Some of the discriminatory practices banned included segregation in schools and public places, as well as racial and gender discrimination in the work place. Later, a bill passed by the Johnson administration known as the Voting Rights Act of 1965 enforced African Americans' right to vote in the South, where, despite the changes in legislation, discrimination was still practiced. In the South, African Ameri..

When was track and field invented?

These early running races, which included the stadion, dolchos and diaulos, were events in the first 13 Greek Olympics. Although the marathon involves running, it was not part of the original Olympic Games. It was introduced in the 1896 Olympic Games.Track and field began to flourish in modern times during the 1860s, and the first competition events began in England in 1866. Today, track and field is a popular sport event where men, women and children can compete.

What was the Zimmermann Note?

German foreign secretary Arthur Zimmermann sent the telegram to Heinrich von Eckardt, the German ambassador to Mexico, on Jan. 16, 1917. In the telegram, Germany promised that Mexico would receive the territories of Texas, New Mexico and Arizona if Mexico declared war on the U.S. After British intelligence intercepted and decrypted the telegram, Walter H. Page, the U.S. ambassador to Britain, took the document to Woodrow Wilson, the U.S. president, on Feb. 24. On March 1, newspapers began to publish accounts of the telegram, which some initially dismissed as inauthentic. However, Zimmermann hi..

What was Martin Luther King's favorite food?

National Public Radio argues that food played an important part of the civil rights movement. Popular civil rights leaders would gather around the table and enjoy Southern foods, such as fried chicken, catfish and cornbread, while devising the movement's strategy. Southern food has very close ties with African-American culture. Food staples, such as okra and black-eyed peas, came directly from the slave trade. Slaves also influenced how foods were cooked by introducing the method of frying foods.

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