In a report, the organization highlighted efforts to improve maternal health, combat malnutrition and create economic opportunities for vulnerable women.
The ambassador further discussed the organization's initiatives and activities aimed at supporting Afghanistan across different sectors.
The lawmakers urged Secretary of State Marco Rubio and Homeland Security Secretary Markwayne Mullin to intervene.
Uzbekistan and Pakistan have also set an ambitious target of increasing annual bilateral trade to $2 billion within five years.
The Moscow Format brings together Russia, China, Iran, Pakistan, India and Central Asian countries to discuss political, security and economic developments concerning Afghanistan.