1338
Ashikaga shogunate formally established in Kyoto
Ashikaga Takauji installed his bakufu in the Muromachi district of Kyoto, reuniting warrior government with the imperial court for the first time. The arrangement would produce two centuries of fragile politics but also Noh theater, ink-wash painting, the tea ceremony, and some of the most refined culture Japan ever created.
Mechanical striking clock installed at Milan's San Gottardo
Among the earliest mechanical clocks in Europe, the San Gottardo tower clock struck the hours with an automated bell, astonishing Milanese citizens accustomed to marking time by church bells rung by human hands. The verge-and-foliot escapement mechanism that drove it would transform European timekeeping, labor discipline, and eventually the rhythms of industrial civilization.
Ambrogio Lorenzetti finishes Good and Bad Government
In Siena's Palazzo Pubblico, Lorenzetti completed an allegorical fresco cycle showing the effects of justice and tyranny on city and countryside. Peasants thresh wheat, ladies dance, merchants trade in a sunlit city; under bad government, bandits rule, farms burn, and wolves prowl the fields. It was secular political painting's most ambitious medieval statement.
Declaration of Rhense asserts imperial autonomy
The seven German prince-electors, weary of papal interference, agreed at Rhense that whoever they elected became Emperor without need for papal confirmation or approval. Louis IV used the declaration to defy Avignon openly. It was a constitutional moment for the Holy Roman Empire, shifting power from Rome to the German princes and establishing a principle the Golden Bull would later codify.
Ashikaga Tadayoshi opens trade missions to Yuan China
Despite the formal break with the Yuan court, Japanese 'tally ships' began carrying copper, swords, and lacquerware to Ningbo, returning with silver, porcelain, and Buddhist scrolls. The trade enriched Kyushu warlords and seeded a maritime culture that would survive into the Sengoku century. Zen temples served as intermediaries, their monks doubling as diplomats and interpreters between the two courts.