All completed dossiers
Revealed daily file

Dossier №288

Thursday, October 15, 2026

  1. 01

    1,989 AD

    Tim Berners-Lee submits his first proposal for a linked information system at CERN.

    This question uses 1989 AD as its sourced chronological anchor.

    The proposal became the starting point for development of the World Wide Web.

  2. 02

    1,972 AD

    Richard Nixon and Leonid Brezhnev sign the first SALT agreements.

    This question uses 1972 AD as its sourced chronological anchor.

    The talks produced limits on strategic missile launchers alongside the Anti-Ballistic Missile Treaty.

  3. 03

    1,863 AD

    Abraham Lincoln's final Emancipation Proclamation takes effect during the American Civil War.

    This question uses 1863 AD as its sourced chronological anchor.

    It declared enslaved people free in designated areas still in rebellion against the United States.

  4. 04

    1,685 AD

    Louis XIV revokes the Edict of Nantes through a new decree at Fontainebleau.

    This question uses 1685 AD as its sourced chronological anchor.

    The measure removed protections for French Protestants and ordered their churches destroyed and schools closed.

  5. 05

    499 BC

    Greek cities in Ionia begin rebelling against Persian authority.

    This question uses 499 BC as its sourced chronological anchor.

    The revolt spread through parts of Asia Minor and became an early phase of the Greco-Persian conflict.