These three and some two hundred more people became radicalised and came to the conclusion that "arrogance was a threat to Israel's future and that dialogue with the Palestinians must be opened."[citation needed] They came together with a group of younger, grassroots peace activists who had been active against Israeli occupation since 1967. The bridge between the two groups was Uri Avnery, a well known muckraking journalist who had been member of the Knesset (Israeli Parliament) between 1965 and 1973, at the head of his own radical one-man party.[citation needed]