Mints are supposed to make good companion plants, repelling pesty insects and attracting beneficial ones. Fending is the action by the ball carrier of repelling a tackler using his arm. These cannons were largely responsible for repelling oncoming enemies from the sea. Scent gland secretions from the thorax are responsible for repelling fish from eating them. Fluorosurfactants are small organofluorine molecules used for repelling water and stains. The Romans defended the city for many days and were successful in repelling the invaders. The fortress has a distinction of successfully repelling over 120 conquering attacks during history. Lactoferrin binds to the same lipoproteins thereby repelling the virus particles. Having a lipophilic surface pointed towards the synapse enhances this effect by repelling cations. Venice thus achieved lasting independence by repelling the besiegers. These include many exercises such as repelling assaults and RPG fire from afghan irregulares. In 1006, Srivijaya's alliance proved its resilience by successfully repelling the Javanese invasion. Don Cossacks are credited with playing a significant part in repelling Napoleon's Invasion of Russia. Players take control of a unit of the Gallian Militia, dedicated to repelling the invasion. Unifying the nation and repelling imperialism seemed a very remote possibility.