What happened X years ago? Pass any arbitrary date to this request.
The response prefers the exact date. If no exact match is available, the response
delivers anniversaries (25, 50, 100).
Form
Please enter parameter here (mandatory fields are marked with *):
Description of Parameters
date: use "YYYY-MM-DD", "YYYY-MM" or "YYYY" format.
submit: generates a service request over http GET. The response conforms to the XML Topic Maps format. Return to this Web form using the "back" function of your browser.