King Henry IV (Henry IV) and one daughter held a grand party on Valentine's day.

法王亨利四世(Henry IV)的一个女儿在瓦沦丁节举行了一个盛大的晚会。

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Custard tarts were popular during Medieval times and records show that King Henry IV enjoyed them at his coronation banquet in 1399.

早在中世纪时，蛋挞就已经风靡一时。有记载称，1399年，英国国王亨利四世在加冕礼宴会上就享用了蛋挞这种美食。

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But even during its height, critics such as Chaucer characterized alchemists as charlatans, and it was banned by Pope John XXII and King Henry IV.

但即使在它盛极一时之时，乔叟类型的炼金术师被评论为江湖骗子，而炼金术被教皇二十二世和国王亨利四世宣布禁止。

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The future Edward IV, leading a Yorkist army, routed the Lancastrians, captured King Henry VI and seized the throne.

BBC: War of the Roses enactment

Pope Gregory VII may have humiliated the Emperor Henry IV, as Innocent III later humiliated Philip Augustus of France and King John of England.

ECONOMIST: Medieval history