UNEF Operating Principles Support Ceasefire
The United Nations approved arrangements for a neutral force to monitor the end of combat without replacing Egyptian sovereignty.
Role range: 1956-1957
Historical biography archive · Updated 2026-11-03
Dag Hammarskjold Biography and Timeline — Page 2
Follow Dag Hammarskjold through 65 dated historical records for Sweden.
Dag Hammarskjold, historical timeline
A chronological timeline drawn from matching World History Database records.
65Distinct records
2 of 2Page
1956–1961Years on this page
1956
Peacekeeping Headquarters Established in Cairo
United Nations officials established a temporary base in Cairo to coordinate the emergency force's arrival and communications.
Role range: 1956-1957
UN Works Toward International Salvage Arrangements
The Secretary General's staff explored how to organize clearance without compromising Egypt's sovereignty over its canal.
Role range: 1956-1957
UN Plans Replacement of Foreign Troops
Dag Hammarskjold prepared for United Nations emergency troops to take positions as British and French units left the city.
Role range: 1956-1957
UN Chief Meets Egyptian Leaders About Deployment
Dag Hammarskjold held discussions in Cairo on the relationship between Egyptian authorities and the emergency force.
Role range: 1956-1957
Egyptian Consent Establishes Truce Monitoring Basis
The United Nations and Egypt agreed that peacekeeping activities would operate by consent and within a defined mandate.
Role range: 1956-1957
Canal Clearance Authority Requested
Hammarskjold asks the General Assembly for authority to negotiate arrangements for clearing the canal.
Role range: 1956-1956
Secretary General Requests Clearance Negotiation Authority
Dag Hammarskjold sought international authorization to negotiate the clearance of sunken vessels and other obstructions.
Role range: 1956-1957
UNEF Enters Port Said
Hammarskjold's emergency force begins moving into Port Said as withdrawal arrangements advance.
Role range: 1956-1956
Assembly Renews Demand for Prompt Allied Withdrawal
The General Assembly maintained pressure for the removal of invading forces while arrangements for peacekeeping and evacuation continued.
Role range: 1956-1957
Canal Salvage Becomes United Nations Priority
The United Nations addressed the engineering and financing requirements of restoring transit after the conflict.
Role range: 1956-1957
UN Coordinates Security During Partial Handover
United Nations staff arranged supervision of ceasefire lines and local security tasks while foreign troops still occupied parts of Port Said.
Role range: 1956-1957
UN Diplomacy Presses for Allied Evacuation
United Nations negotiations helped convert the general ceasefire requirement into practical arrangements for British and French withdrawal.
Role range: 1956-1957
International Funding for Salvage Under Discussion
United Nations officials examined means of financing and coordinating the extensive work required to clear the waterway.
Role range: 1956-1957
Canal Clearance Planning Advances at UN
The United Nations developed arrangements for salvage work once military occupation and local security problems were reduced.
Role range: 1956-1957
Port Said Transfer to UNEF Supervised
Hammarskjold oversees the transition as Anglo-French forces leave and UNEF assumes temporary control.
Role range: 1956-1956
United Nations Oversees End of Allied Occupation
The British and French departure from Port Said left United Nations peacekeepers supporting the transition to Egyptian control.
Role range: 1956-1957
Allied Withdrawal Consolidates Egyptian Ceasefire
Britain and France completed their evacuation from Port Said, removing a major source of continuing military tension.
Role range: 1956-1957
United Nations Coordinates Canal Salvage Effort
United Nations backed operations began clearing the obstructions left by the war as international authorities cooperated with Egypt.
Role range: 1956-1957
1957
Salvage Crews Continue Clearing Navigational Channel
International clearance operations progressively removed ships and debris while surveying damage to the canal route.
Role range: 1956-1957
UNEF Helps Stabilize Israeli Withdrawal Area
United Nations personnel deployed into areas evacuated by Israeli troops as the withdrawal from Sinai and Gaza was completed.
Role range: 1956-1957
Final Canal Clearance Stage Approaches Completion
International salvage work had reopened much of the obstructed route and prepared the waterway for a return to commercial operation.
Role range: 1956-1957
UN Assists Conditions for Canal Reopening
United Nations efforts to supervise the aftermath of the crisis complemented clearance operations that enabled the Suez Canal to reopen to shipping.
Role range: 1956-1957
1960
ONUC Deployment Authorized
Organizes the United Nations response after the Security Council authorizes military assistance to the Congo.
1961
Ndola Ceasefire Mission
Dies in an aircraft crash while travelling to negotiate a ceasefire in the Katanga conflict.
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.