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La causa que va detonar l'inici de la primera guerra va ser l'assassinat de l'arxiduc Francesc Ferran, hereu de la corona austrohongaresa, i de la seva dona, l'arxiducesa Sofia
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Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.