The crisis ended when Russian security forces stormed the theater and killed or captured all of the militants.
However, many of the hostages were also killed, either by the militants or by the effects of the gas that the security forces used to subdue the militants.
The official death toll was 130 hostages, but some estimates put the number as high as 200.
The Dubrovka Theater Hostage Crisis was a major tragedy, and it raised serious questions about the Russian government's handling of the Chechen conflict.
The Dubrovka Theater Hostage Crisis is a reminder of the devastating consequences of terrorism.
It is also a reminder of the importance of resolving conflicts peacefully and of protecting the rights of civilians during hostage situations.