He was an outspoken proponent of Southern emancipation of slaves.

Both commissioners were very strong-willed, outspoken and fierce proponents for their programs.

Tiger Woods is the most outspoken proponent of such testing.

He is an outspoken proponent of world-wide religious freedom.

In the late 1960s, he emerged as an outspoken proponent of the Vietnam War.

Knox was an outspoken proponent of cooperation between all English-speaking countries.

Many panel members have been outspoken proponents of integrating women in the Army.

He is an outspoken proponent of "skill based art".

Thomas was an outspoken proponent of the patriot cause.