Disambiguation evidence for Heligoland–Zanzibar Treaty of 1890 via surface form
"Heligoland–Zanzibar Treaty 1890"
Triples (1)
Triples where some other subject referred to this entity
as "Heligoland–Zanzibar Treaty 1890".
Sultanate of Zanzibar
→
yearOf
→
"Heligoland–Zanzibar Treaty 1890"
ⓘ
↳ resolves to Heligoland–Zanzibar Treaty of 1890