[4] In December 1969, Gray was the workers' delegate from Liberia at the Third African Regional Conference of the International Labour Organization, held in Accra.
[5] Gray was the sole Liberian delegate at the 6th International Federation of Petroleum and Chemical Workers world congress held in Istanbul in 1970.
[1] When CIO and LCL merged into the Liberian Federation of Trade Unions in 1977, Gray became the LFTU secretary-general.
[7] When LFTU and UWC merged into the Liberian Federation of Labor Unions in 1980, Gray was elected its secretary-general,[8] and he was re-elected at the second LFLU convention held in Monrovia in May 1988.
Here he seconded Prince Yormie Johnson's nomination of Dr. Peter Naigow as interim Vice President of Liberia.