India, June 26 -- The Lincoln Memorial Reflecting Pool has become the site of an intensifying standoff as the Trump administration deployed the US National Guard troops and surveillance teams on Friday, citing unsubstantiated claims of sabotage following a failed $14.7 million renovation project.

Just weeks after Trump declared the completion of a major refurbishment intended to prepare the historic landmark for the nation's 250th anniversary on July 4, the pool has been beset by persistent algae blooms and peeling paint. In response to the growing public mockery and the physical deterioration of the pool's "American flag blue" lining, the Trump administration has implemented a heavy security presence.

National Guard members and US Park...