@harbor.notes
Updated 10/8/2026Trace the U-20 attack, the rapid sinking off the Irish coast, and the diplomatic consequences for neutral America.
10 concepts0 challenges6English
Aristotree
ExploreWorld War I
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World War I
The causes, campaigns, participants, home fronts, and consequences of the First World War.
Updated 10/8/2026@petrus-n
Updated 10/7/2026Explore the local and unofficial ceasefires of Christmas 1914 through soldiers’ accounts. Investigate carols, burial parties, exchanged gifts, and the evidence for football, without turning scattered encounters into a single universal truce.
26 concepts0 challenges2English
Updated 10/7/2026Follow the attempted attack and assassination of Franz Ferdinand and Sophie in Sarajevo, then the diplomatic escalation of the July Crisis. Distinguish the immediate trigger from the decisions that turned it into a continental war.
26 concepts0 challenges3English