User talk:LuongDang

Welcome
Hello, LuongDang, and welcome to Wikipedia. Thank you for your contributions. Unfortunately, one or more of your recent edits to the page Sukhoi Su-57 and Lockheed Martin F-22 Raptor did not conform to Wikipedia's verifiability policy, and has been removed. Wikipedia articles should refer only to facts and interpretations that have been stated in print or on reputable websites or in other media. Always remember to provide a reliable source for quotations and for any material that is likely to be challenged, or it may be removed. Wikipedia also has a related policy against including original research in articles. Additionally, all new biographies of living people must contain at least one reliable source.

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Please sign your name on talk pages using four tildes ( ~ ); this will automatically produce your name and the date. If you need help, check out Questions or. -Fnlayson (talk) 21:08, 27 May 2018 (UTC)