Gavin m dyson editor series defense security and strategies bisac pol012000 with the tenth anniversary of the establishment of the department of homeland security dhs many observers are making a fresh assessment of where americas homeland security enterprise stands today. Download citation homeland security key issues and considerations with the tenth anniversary of the establishment of the department of homeland security dhs many observers are making a . Issues homeland security homeland security the september 11 2001 terrorist attacks prompted one of the greatest reorganizations the federal government has seen since world war ii and brought to light a number of vulnerabilities within our national security apparatus. In addition to our underlying core values and guiding principles there are six overarching homeland security missions that make up our strategic plan counter terrorism and homeland security threats secure us borders and approaches secure cyberspace and critical infrastructure preserve and uphold the nations prosperity and economic security. Defining homeland security analysis and congressional considerations congressional research service 2 and government operations5 this later expansion of the concept of homeland security solidified it as something distinct from other federal government security operations such as homeland