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Asked about Greenland on Sunday as he prepared to return to Washington after a vacation week at his central New Jersey home, Trump said "strategically ... it would be nice" to own the island.
At midnight, they demanded to be allowed to search the citadel, which housed the Wanping government.
At a time when a number of western countries are struggling with sluggish economies, social turbulence and populism, analysts worldwide have trained their eyes on the global impact of China's rise.
At one point, Biden questioned Sanders over a plan that would have companies return their healthcare savings to workers.
Asia's largest refiner Sinopec has agreed to purchase a 50 percent stake in the Shanghai SECCO Petrochemical Company Limited from BP, the company announced on Thursday evening.
