...Indigenous protesters had tried to force their way into Brazil's Congress to demand respect of their land rights but were thwarted by police...Hundreds of native Indians from across the country travelled to Brasilia...to protest against bills that they say would jeopardise recognition of their ancestral lands to the benefit of powerful white landowners...They are frequently locked in bitter land feuds with wealthy ranchers, who control 46 percent of the cultivated land. The militants said they planned more protests in other Brazilian cities and even abroad...Survival International...said an indigenous Brazilian official led a protest outside the Brazilian embassy in the British capital yesterday.