Someone steals your most sensitive secrets. Then, planning a face-to-face meeting, he says he wants to develop "a new type" of relationship with you. At what point, exactly, would you start thinking he was planning to drink your milkshake?

Ahead of the first summit between U.S. President Barack Obama and President Xi Jinping of China on June 7, the two nations are on the brink of geopolitical conflict.

As officials acknowledge, China is a classic rising power, poised to challenge U.S. dominance. Historically, the sole global superpower never gives up without a fight.