Bill Petro: writer, historian, and technologist
Writes about HistoryPopular Culture, Tech Trends, and Travel.
Contributing writer to the books Invitation to Church History, Vol 1 & 2 and
Product Management to Product Leadership: The Advanced Use Cases

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History of Bastille Day: Its Relation to the French Revolution

July 12, 2024

HISTORY OF BASTILLE DAY Each year on July 14, Bastille Day commemorates the Storming of the Bastille in Paris in 1789, an important date in the French Revolution. Also known as French National Day, it features feasting, fireworks, public dancing, and an address by the French President. However, the center of this celebration is the…

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History of French Fries: Are They Really French?

July 11, 2024

HISTORY OF FRENCH FRIES: NATIONAL FRENCH FRY DAY July 13th is National French Fry Day. While no one knows who began this celebration, placing it on July 13 is significant in that the important French holiday is the next day, July 14, Bastille Day.   Did they originate in France, why are they called that,…

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History of John Calvin: The Genius of Geneva

July 10, 2024

HISTORY OF JOHN CALVIN On July 10, 1509, in Noyon, France, Jean Cauvin, known to us as John Calvin, was born. Of all the leaders of the Protestant Reformation, none were more significant in forming biblical theology or ecclesiastic thought than this one man. Calvin’s teaching and tradition penetrated more of the world than any…

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History of Chocolate: Why is it the Food of the Gods?

July 7, 2024

History of Chocolate: Why Is It The Food of the Gods? On World Chocolate Day Chocolate comes from the cacao seed, which is roasted and ground from the kernel. While its taste might be considered heavenly…   Why is chocolate called the “food of the gods”? Is it the celestial texture, the velvety tongue feel,…

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History of the American Experiment: A Democracy or A Republic?

July 4, 2024

HISTORY OF THE UNIQUE AMERICAN EXPERIMENT: A DEMOCRACY OR A REPUBLIC? Since 1776, our 248-year experiment with non-monarchical government is rather unique in history. The Treaty of Paris in 1783 officially ended the War of the American Revolution against the colonial power that had previously ruled us, Great Britain. King George III of Great Britain…

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Science of the Dog Days of Summer

July 3, 2024

SCIENCE OF THE DOG DAYS OF SUMMER Where do we get the term “the dog days of summer?” Does it refer to the hottest days of Summer, when even dogs go on strike due to the heat, refusing to do their job of lying on the floor?   Look to the Skies Alas, no. The…

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History of the Holidays

What is the history behind the holidays we celebrate, both sacred and secular? Many of the sacred holidays in our American “Judeo-Christian” heritage have secular associations, while many of the seemingly secular holidays actually have religious roots. This is the back story behind our popular holidays.

Popular Culture

Featuring reviews of moviesconcerts, and theatre. I write movie reviews as soon as I see them, which is usually the day they come out (or before). Reviews of Star Wars and Star Trek movies, Lord of the Rings, James Bond, and Harry Potter films, rock and jazz concerts, and theatre reviews.

Tech Trends

Articles about current and future technologies and their possible implications. Discussions about Apple iPhone and Apple Watch and innovative technologies from other companies: social media, payment systems, personal data backup, etc.


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