Final answer:
In May 2011, President Obama successfully captured Bin Laden, which was a significant milestone in the fight against terrorism.
Step-by-step explanation:
In May 2011, US special forces located and killed Osama bin Laden in Pakistan. The final day of the operation was noteworthy because b) President Obama successfully captured Bin Laden. This operation was conducted without the awareness of the Pakistani government. It was a significant milestone in the fight against terrorism, and it boosted President Obama's approval ratings.