<Tr> <Th> Follows </Th> <Td> 2016 G20 Hangzhou summit </Td> </Tr> <Tr> <Th> Precedes </Th> <Td> 2018 G20 Buenos Aires summit </Td> </Tr> <P> The 2017 G20 Hamburg summit was the twelfth meeting of the Group of Twenty (G20), which was held on 7--8 July 2017, at Hamburg Messe, in the city of Hamburg, Germany . </P> <P> Apart from the recurring themes relating to global economic growth, international trade and financial market regulation, the G20 Hamburg summit was expected to focus on the following "issues of global significance": Migration, digitisation, occupation, health, Women's Economic Empowerment and development aid . </P>

What is the g20 meeting and where did it occur this past summer