<Tr> <Th> Wales and Berwick Act </Th> <Td> 1746 </Td> </Tr> <Tr> <Th> Irish Constitution </Th> <Td> 1782 </Td> </Tr> <Tr> <Th> Acts of Union </Th> <Td> 1800 </Td> </Tr> <Tr> <Th> Parliament Act </Th> <Td> 1911 </Td> </Tr>

What was the act of union write its features