Edward and the Guardians continued their negotiations, based on the collective assumption that Margaret would be queen and the young Edward king, but all these plans, including those of King Alexander, were brought to nothing as Margaret died of the effects of sea-sickness in the Orkney Islands on 26 September 1290 while sailing to Scotland.
Edward dan para Pelindung melanjutkan negosiasi mereka, berdasarkan asumsi kolektif bahwa Margaret akan menjadi ratu dan raja Edward muda, tetapi semua rencana ini, termasuk dari Raja Alexander, tidak ada apa-apanya disebabkan Margrete meninggal karena efek penyakit laut di Kepulauan Orkney pada tanggal 26 September 1290 saat berlayar ke Skotlandia.