Complex sentence: On March 24,2009, Rickards presented his view at a symposium at Johns Hopkins, that the U.S. dollar is vulnerable to attack from foreign governments through accumulation of gold supplies and establishment of a new global currency.
Split into simpler sentences: On March 24,2009, Rickards presented his view at a symposium at Johns Hopkins. That was the U.S. dollar is vulnerable to attack from foreign governments through accumulation of gold supplies and establishment of a new global currency.