As the captial of the ancient district of Kennemerland between den Helder and Haarlem, Alkmaar frequently suffered in the early wars between the Hollanders and the Frisians, and in 1517 was captured by the united Gelderlanders and Frisians.
At the siege and capture of Damietta (1218) it was the contingent of NorthNetherlanders (Hollanders and Frisians under Count William I.
With the aid of John, burgrave of Montfoort, who had been called in, after the manner of the Italian podestas, and endowed with supreme power for the defence of the town, the Utrechters defeated all the efforts of their bishop, aided by the Hollanders and an aristocratic faction.
The city proved indeed a refractory member of the new league; and, after the death of William the Silent, the Utrechters, jealous of the influence of their old enemies the Hollanders, refused to recognize the authority of the council of state, and elected a stadtholder of their own.
Meldrum, Holland and the Hollanders (London, 1899) in the 19th century.