What event significantly impacted the economy and security policies of NYC in 2001?

The September 11 attacks in 2001 had a profound impact on New York City's economy and security policies. This tragic event not only resulted in the immediate loss of life and destruction of property but also caused a substantial economic downturn, particularly in sectors such as tourism, hospitality, and transportation, which are vital to the city's economy.

In the aftermath, the city saw a significant increase in security measures to protect against future threats, leading to an overhaul of both local and national security policies. The establishment of the Department of Homeland Security, changes in airport security protocols, and the implementation of stricter building codes were all direct responses aimed at improving security in New York City and beyond. The city's resilience and recovery strategies also evolved, influencing how urban planning and crisis management were approached in the years following the attacks.