<unk> <unk> <unk> <unk> <unk>  Passage: In the 17th century there was slow progress in trade and population growth. <unk> Passage: In the 17th century there was slow progress in trade and population growth. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ 1699 Liverpool was made a parish by Act of Parliament, that same year its first slave ship, Liverpool Merchant, set sail for Africa. Since Roman times, the nearby city of Chester on the River Dee had been the region's principal port on the Irish Sea. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️  Question: What year did the 18 day siege happen?
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