original: 1263 - The chieftains of the eastern part of Iceland become the last to pledge fealty to the Norwegian king, bringing a more complete end to the Icelandic Commonwealth and the Icelandic civil war.
simplifications: The chieftains of the eastern Iceland were the last to accept the Norwegian king. This brought an end to the Icelandic Commonwealth and the Icelandic civil war. The chieftains became the last to pledge fealty to the Norwegian king, bringing an end to the Icelandic Commonwealth and civil war. 1263 - The chieftains of eastern Iceland become the last to pledge loyalty to the Norwegian king, ending the Icelandic Commonwealth and the Icelandic civil war. 1263 - The chieftains of eastern Iceland become the last to pledge fealty to the Norwegian king. They brought a more complete end to the Icelandic Commonwealth and the Icelandic civil war. The chieftains of the eastern part of Iceland was the last to pledge fealty to the Norwegian king, which brings an end to the Icelandic Commonwealth and the Icelandic civil war The chiefs in eastern Iceland pledged loyalty to the Norwegian king in 1263. This was the end of the Icelandic civil war. The chieftains of eastern Iceland were the last to swear fealty to the Norwegian king, bringing an end to the Icelandic Commonwealth and the Icelandic civil war. In 1262, the chieftains of the eastern part of Iceland pledge fealty to the Norwegian king and this ended the Icelandic Commonwealth and the Icelandic civil as they were the last to do so. In 1263, leaders of east Iceland were the last to give their loyalty to the Norwegian king, bringing end to the Icelandic Commonwealth and Icelandic civil war. The leaders of the eastern part of Iceland become the last to pledge loyalty to the Norwegian king, bringing a more complete end to the Icelandic Commonwealth and the Icelandic civil war.