Permanent historical factsheet

Alliance Agreement

Portugal · House / House of Avis. Chronological records rendered directly from the World History Database.

1Records
1387Date range
1Named people
0Places

Chronological records

1387

John I11 February 1387

House / House of Avis

John I marries Philippa of Lancaster, daughter of John of Gaunt, who had proved to be a worthy ally, consolidating the Anglo-Portuguese Alliance that endures to the present day

Names involved

John I

Provenance

This factsheet is generated from stored World History Database records matching the country, broad category, detailed category and exact Event value shown above. Duplicate display records are collapsed; database wording is otherwise preserved. Source provenance varies by record, so formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.