2004 raid on Grozny was a series of overnight attacks in central Grozny

Grozny

Grozny is the capital city of the Chechen Republic, Russia. The city lies on the Sunzha River. According to the preliminary results of the 2010 Census, the city had a population of 271,596; up from 210,720 recorded in the 2002 Census. but still only about two-thirds of 399,688 recorded in the 1989...

, capital of Chechnya

Chechnya

The Chechen Republic , commonly referred to as Chechnya , also spelled Chechnia or Chechenia, sometimes referred to as Ichkeria , is a federal subject of Russia . It is located in the southeastern part of Europe in the Northern Caucasus mountains. The capital of the republic is the city of Grozny...

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According to estimates of the investigation group, 250-400 fighters entered the city on August 21, established their own roadblock

Roadblock

A roadblock is a temporary installation set up to control or block traffic along a road. The reasons for one could be:*Roadworks*Temporary road closure during special events*Police chase*Robbery*Sobriety checkpoint...

s, and simultaneously attacked a number of polling station

Polling station

A polling place or polling station is where voters cast their ballots in elections.Since elections generally take place over a one- or two-day span on a periodic basis, often annual or longer, polling places are often located in facilities used for other purposes, such as schools, churches, sports...

s and other targets, according to law enforcement

Police

The police is a personification of the state designated to put in practice the enforced law, protect property and reduce civil disorder in civilian matters. Their powers include the legitimized use of force...

 sources killing 58 members of police and pro-Moscow militia

Kadyrovtsy

Kadyrovtsy also Kadyrovites, is a term used by the population of Chechnya, as well as members of the groups themselves, for former members of the paramilitary units of the former pro-Moscow President of the Chechen Republic Akhmad Kadyrov, headed by his son and the current President Ramzan...

and five federal soldiers. More than a dozen civilians were also killed.