CACrown ArchivesThe cinema collection
Menu
Research dossier · General Reference

USS Sentry (MCM-3)

1986 Avenger-class mine countermeasures ship

Cross-disciplinary reference desk with index cards, atlas, dictionary and catalogue
General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 13, 2026
Entity authorityQ7874031 ↗
Source-derived summary

USS Sentry (MCM-3), an Avenger-class mine countermeasures ship, is the second U.S. Navy ship of that name. Sentry was laid down on 8 October 1984 by Peterson Builders in Sturgeon Bay, Wisconsin; launched on 20 September 1986 and commissioned on 2 September 1989.

In 1993, Sentry made a 6-month cruise to Europe, joining the Standing Naval Force Channel and participating in exercise Blue Harrier, in the Baltic Sea. The ship visited Key West, Norfolk, Bermuda, Azores, Oostende, Kiel, Aarhus, Brest, St Malo, La Rochelle, Vigo, Cadiz, Porto, Lisbon, and Gibraltar during this deployment.

In 2009, Sentry changed her homeport to Naval Base San Diego.

On 15 March 2012, the U.S. Navy announced USS Sentry would be one of four minesweepers moved to the Persian Gulf region. Sentry arrived at Bahrain in June 2012.

On September 24, 2025, Sentry was decommissioned.

References

This article incorporates public domain material from Sentry (MCM-3) at the Naval Vessel Register.

Editorial summary

Begin with the source’s own compact description: “USS Sentry (MCM-3)” is 1986 Avenger-class mine countermeasures ship. The dossier treats that line as a proposition to test through Sentry, MCM-3 and Avenger-class, not as a finished interpretation.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—1984, 1986, 1989, 1993—that can be checked directly. The selected authority fields contribute no independent date. For this dossier, Sentry, MCM-3 and Avenger-class is the immediate research focus.
Editorial analysis

Why this record matters

The phrase “1986 Avenger-class mine countermeasures ship” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.

Evidence profile

The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Sep 13, 2026. The linked authority identifier is Q7874031. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1984, 1986, 1989 and 1993.

Critical limits

A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “USS Sentry (MCM-3)”, its source revision and the description used here.
  2. Expand the search: follow USS Sentry (MCM-3) primary sources, USS Sentry (MCM-3) archive and Sentry research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “USS Sentry (MCM-3)”?
  2. Which cited source is closest to the event, object or claim?
  3. What terminology or title could unlock a more precise catalogue search?
Subject index

Search terms from this dossier

Source & attribution

This entry incorporates text from “USS Sentry (MCM-3)” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.