Kane and Abel series

"William Lowell Kane and Abel Rosnovski, one the son of a Boston millionaire, the other a penniless Polish immigrant--born on the same day near the turn of the century on opposite sides of the world--are brought together by fate and the quest of a dream. Two men--ambitious, powerful, ruthless--are locked in a relentless struggle to build an empire, fueled by their all-consuming hatred. Over sixty years and three generations, through war, marriage,...

In 1983, the F.B.I. tries to find out which United States senator is involved in a conspiracy to defeat a gun-control bill, a plot that has alrady taken the lives of four people.