After World War I, though, the basic territorial pattern of the Balkans was set. Romania, Greece, Bulgaria, and Albania were independent countries and, with some exceptions, occupied their current borders. Today's countries of Serbia, Montenegro, and Macedonia were then part of Yugoslavia--a new country formed in 1918.
verb (used with object), undermined, undermining. 1. to injure or destroy by insidious activity or imperceptible stages, sometimes tending toward a sudden dramatic effect. 2. to attack by indirect, secret, or underhand means; attempt to subvert by stealth. 3. to make an excavation under; dig or tunnel beneath, as a military stronghold.
Harm can be defined as the ill-treatment or the impairment of the health or development of a child. Whether it is significant is determined by the child's health and development as compared to that which could reasonably be expected of a child of similar age.