No, South Korea chaired Seoul Summit and so prepared it. There's no election in the damBIP thing...

Visit the site and you'll see no reference whatsoever since 1999 of any presidency, it's ridiculous...!
What is the G-20
The Group of Twenty (G-20) Finance Ministers and Central Bank Governors was established in 1999 to bring together systemically important industrialized and developing economies to discuss key issues in the global economy. The inaugural meeting of the G-20 took place in Berlin, on December 15-16, 1999, hosted by German and Canadian finance ministers .

Let's twist again....