Arboga Agreement

Swedish history

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June 18, 2026

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The Arboga Agreement refers to two significant meetings in Swedish history. The first, in 1435, named Engelbrekt Engelbrektsson captain of the realm, marking a period of peasant revolt and a shift in power dynamics during the Kalmar Union. The second meeting at Arboga in 1436 saw the renunciation of allegiance to King Erik and the appointment of Charles (Karl) Knutsson as captain of the realm alongside Engelbrekt. Later, in 1561, King Erik XIV forced his brothers to sign an agreement at Arboga, stripping them of power and laying the groundwork for his foreign policy ambitions. These events highlight the turbulent political landscape of Sweden, particularly concerning the balance of power between the monarchy, nobility, and common people.12

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Sweden
The Kalmar Union
…1435 a national meeting in Arboga named Engelbrekt captain of the realm. Erik agreed to change his policies and was again acknowledged as king of Sweden by the council. Erik’s agreement was not fulfilled to the Swedes’ satisfaction, however, and in 1436 a new meeting at Arboga renounced allegiance to…
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…1435 a national meeting in Arboga named Engelbrekt captain of the realm. Erik agreed to change his policies and was again acknowledged as king of Sweden by the council. Erik’s agreement was not fulfilled to the Swedes’ satisfaction, however, and in 1436 a new meeting at Arboga renounced allegiance to…
Read More

Sweden
The early Vasa kings (1523–1611)
…forced them to sign at Arboga in 1561. The main interest of Erik XIV was, however, devoted to foreign policy. One of his goals was to gain control of Russian trade through the Baltic ports. As a first step he negotiated with the Estonian nobility, which agreed to Swedish rule…
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…forced them to sign at Arboga in 1561. The main interest of Erik XIV was, however, devoted to foreign policy. One of his goals was to gain control of Russian trade through the Baltic ports. As a first step he negotiated with the Estonian nobility, which agreed to Swedish rule…
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Erik XIV
…passage of the Articles of Arboga (1561), curtailing the powers of his half brothers, who had been granted large duchies by Gustav I. He consolidated his authority by establishing a special royal court of appeal and installing a new constitution (1562) that defined the nobility’s military obligations.
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…passage of the Articles of Arboga (1561), curtailing the powers of his half brothers, who had been granted large duchies by Gustav I. He consolidated his authority by establishing a special royal court of appeal and installing a new constitution (1562) that defined the nobility’s military obligations.
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