160 years ago: The Battle of Hampton Roads
pilotonline.com
pilotonline.com
Almost 4 years ago (may 25, 2018): GDPR comes into effect.
Today: “Unfortunately, our website is currently unavailable in your country. We are engaged on the issue and committed to looking at options that support our full range of digital offerings to your market. We continue to identify technical compliance solutions that will provide all readers with our award-winning journalism.”
https://en.wikipedia.org/wiki/Battle_of_Hampton_Roads tells me this was the first meeting in combat of ironclad warships.
It showed how effective these were and made other navies stop building wooden warships.