Hanoi, March 25 -- Documents submitted to the 14th National Party Congress reaffirm the need to accelerate sustainable development in ethnic minority areas, narrow regional disparities, reinforce great national unity and build a more robust grassroots political system. Focus on training ethnic minority officials Ethnic minority officials play a central role in realising the Party's directives and State's laws and policies at the grassroots level, serving as a key link between local authorities and communities. Many localities are scrambling to train and build a contingent of ethnic minority officials. The central province of Lam Dong, which is home to 124 communes and wards and nearly 700,000 ethnic minority residents, or 17.6% of its pop...