Can anyone tell me about this map? I understand it is from the 1950s but havent come across another of its kind looking online.

This image is direct visual evidence of China’s civilian coordinate obfuscation, exposed at the Hong Kong–Shenzhen boundary where two spatial regimes meet. Google Maps is compelled to overlay physically accurate satellite imagery with vector data that has been mathematically altered by policy, and the mismatch becomes visible. The bridge did not move. The representation of space did.

just read from this interesting article .

Born in 1767 to poor Scots-Irish immigrants, Andrew Jackson rose from obscurity to become president of the United States. His early life was marked by loss: by the age of 14, both of his brothers had died during the American Revolution, and his mother soon followed, leaving him completely orphaned. His father had died before he was even born.

Jackson worked briefly as a schoolteacher before studying law and moving west to what is now Tennessee. There, he built a career as a lawyer, land speculator, and slave trader. Through his business dealings in Spanish Louisiana, he even swore temporary allegiance to Spain.

Jackson married Rachel Donelson after she separated from her first husband, whom Jackson threatened into never returning. The divorce, however, had not been properly finalized, making Jackson and Rachel unknowingly bigamous. The scandal followed them for years. Jackson fought multiple duels over insults to his wife’s honor, killing Charles Dickinson in one and taking a bullet to the chest that remained lodged near his heart for the rest of his life.

Through political connections and land speculation, Jackson became wealthy, but a disastrous business deal left him financially ruined and stalled his early political ambitions. He turned to plantation agriculture, relying on enslaved labor. Though he adopted a paternalistic view of slavery, he routinely ordered brutal punishments for those who resisted or attempted to escape.

Jackson’s fortunes changed during the War of 1812. His leadership, especially his decisive victory at the Battle of New Orleans, and his campaigns against Native American nations transformed him into a national hero. Tennessee elites and allies across the country began promoting him as a champion of the “common man,” promising prosperity after the Panic of 1819 and a dramatic expansion of democratic participation, even as his supporters launched vicious personal attacks against his opponents.

In 1824, Jackson won the popular vote and a plurality in the Electoral College, but fell short of a majority. The election was decided in the House of Representatives, presided over by Speaker Henry Clay, whom Jackson’s supporters had spent months denouncing as a drunk and a gambler. Clay threw his support behind John Quincy Adams, who became president and soon appointed Clay secretary of state. Jacksonians branded the outcome the “Corrupt Bargain,” a charge that hurt Adams’s presidency from the outset.

The election of 1828 was basically Jackson’s political coronation, but it came at a personal cost. His wife Rachel died shortly before his inauguration, and Jackson blamed her death on the relentless personal attacks of the campaign.

Jackson’s rise is often seen as a watershed moment in American politics, marking the expansion of white male suffrage and the emergence of mass democratic politics, but his Presidency is marked by his defense of slavery, and the Indian Removal Act, coercing, bribing, and forcing tens of thousands off of their land and killing thousands.

If interested, I write about Andrew Jackson in more detail here: https://open.substack.com/pub/aid2000/p/hare-brained-history-volume-62-the?r=4mmzre&utm\_medium=ios&shareImageVariant=overlay