While longer persistence in fights allows a better assessment of fighting abilities, it also increases fighting costs.
Increased fighting in northern Afghanistan has caused ethnic Tajiks there to seek refuge in Tajikistan.
A7 The State Department dismissed as "highly speculative" the idea that increased fighting in Iraq might force a delay in a planned transfer of power by June 30.
A declining economy in 2012 and 2013 led to increased fighting between different Arab tribes over land and resources in north, central and south Darfur.
The accelerated exodus at least partly reflects increased fighting in Damascus and Aleppo, Syria's two largest cities, as well as an intense campaign by the government of President Bashar al-Assad to crush insurgents close to the Jordanian border around the southern city of Dara'a, where the uprising began nearly 18 months ago.
Whether this is actually the case depends on the advantages (e.g. more opportunity for social and locomotor behaviour) and disadvantages (e.g. increased fighting and wounding) induced by the specific housing type.
A UN report described increased fighting and the displacement of thousands of people in these areas, such as the northeastern department of Chocó.
"New arrivals report increased fighting across the Greater Equatoria region and attacks by armed groups that kill civilians, loot villages, sexually assault women and girls, and recruit young boys".
"Increased fighting in densely populated areas makes it imperative for parties to take immediate steps to ensure all feasible precautions are being taken to spare civilians from harm," Tadamichi Yamamoto, the U.N.'s Special Representative for Afghanistan, said in a statement.
Obama spoke Wednesday with Russian President Vladimir Putin and urged him to end increased fighting in eastern Ukraine and to make progress on the agreement reached in 2014 in Belarus to halt the war in Ukraine, according to a White House summary of their call.
