📜 Week 1 in History

2026 · Week 1 (2025/12-29 – 2026/01-04)

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1983
ARPANET officially switches to TCP/IP, marking the birth of the modern Internet.
2001
Wikipedia launches, becoming the world's largest free encyclopedia.
2010
Burj Khalifa, the world's tallest building, officially opens in Dubai.

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