GERMANY - Would the United States use military force to defend a NATO ally?
Should European Union countries work together more closely on defense?
Is the world facing a "perfect storm" of climate change coupled with security threats?
These and other questions will loom large at the 2020 Munich Security Conference (MSC). This annual gathering brings together presidents, prime ministers, foreign and defense ministers from more than 40 countries, as well as representatives from business and international organizations.