While epidemic disease was a leading factor of the population decline of the American indigenous peoples after 1492, there were other contributing factors, all of them related to European contact and colonization. One of these factors was warfare.
Answer:
B. Sponsor critical infrastructure security and resilience-related research and development, demonstration projects, and pilot programs
Explanation:
The PPD-21 known as the Presidential Directive on Critical Infrastructure Security and Resilience is set up to advance national unity with an effort to stregthen and maintain secure and reisilient critical infrastructure.
To sponsor critical infrastructure security and resilience-related research and development, demonstration projects, and pilot programs is not part of what the PPD-21 is set up to achieve. Rather it is developed and implemented to:
• Perform critical infrastructure risk assessments; understanding dependencies and interdependencies;
• Developing and coordinating emergency response plans with appropriate Federal and SLTT government authorities;
• Establishing continuity plans and programs that facilitate the performance of lifeline functions during an incident;
The Battle of Stalingrad was a brutal military campaign between Russian forces and those of Nazi Germany and the Axis powers during World War II. ... But the Battle of Stalingrad (one of Russia's important industrial cities) ultimately turned the tide of World War II in favor of the Allied forces.
