In 1913 the school moved to a new building 300 m away from the first and in 1930 the municipality of Hedemünden ceded its independence, becoming part of Hann. Münden.
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A large distribution center of the German discounter Aldi was built in the 1970s, a cable factory followed in the 1980s and an online retailer in the 1990s.
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This is the largest free industrial area in the municipality of Hann. Münden.