All completed dossiers
Revealed daily file

Dossier №290

Saturday, October 17, 2026

  1. 01

    1,981 AD

    Egyptian president Anwar Sadat is assassinated during a military parade in Cairo.

    This question uses 1981 AD as its sourced chronological anchor.

    The attack occurred during celebrations marking the Egyptian crossing of the Suez Canal in the October War.

  2. 02

    1,964 AD

    The Gulf of Tonkin incident becomes the basis for expanded US military authority in Vietnam.

    This question uses 1964 AD as its sourced chronological anchor.

    A reported second attack was later shown not to have occurred.

  3. 03

    1,934 AD

    The main Chinese Red Army begins its Long March from Jiangxi.

    This question uses 1934 AD as its sourced chronological anchor.

    The retreat sought to escape Nationalist encirclement and eventually brought Communist forces to northern China.

  4. 04

    1,517 AD

    Ottoman forces conquer Egypt and bring the Mamluk Sultanate to an end.

    This question uses 1517 AD as its sourced chronological anchor.

    Sultan Selim I's campaign incorporated Egypt into the Ottoman Empire.

  5. 05

    1,267 AD

    Roger Bacon sends his Opus Majus to Pope Clement IV.

    This question uses 1267 AD as its sourced chronological anchor.

    The work surveyed knowledge from language and logic to mathematics and natural philosophy.