had been overwhelming

Past perfect progressiveconjugation ofoverwhelm.There are other translations for this conjugation.

overwhelm

There had been overwhelming support from the international community for that approach, which should be reflected in support for the draft resolution.	Ese enfoque ha obtenido el respaldo casi unánime de la comunidad internacional, y debe traducirse en el apoyo al proyecto de resolución.
The response had been overwhelming.	La respuesta había sido abrumadora.
A similar observation could be made regarding the private sector: its response had been overwhelming and had been indispensable at the early stages of operations.	Lo mismo se aplica al sector privado: su respuesta fue extraordinaria e indispensable en las primeras etapas de las operaciones.
The response to the Principles had been overwhelming, and they had been enthusiastically accepted by the Inter-Agency Standing Committee, the Commission on Human Rights, various regional organizations and national Governments, among others.	La respuesta a los Principios ha sido abrumadora, y han sido aceptados de forma entusiasta por el Comité Permanente entre Organismos, la Comisión de Derechos Humanos y varias organizaciones regionales y gobiernos nacionales, entre otros.