Original sentence: Following political volatility between Prime Minister Hawke and Deputy Prime Minister and Treasurer Paul Keating in mid-1991 in fighting for the leadership of the Labor Party, the incumbent was narrowly successful against the errant challenger and was forced to make considerable changes to the senior ranks of his ever-increasingly distant ministry
Edited sentence: Following dramatic political volatility between Prime Minister Hawke and Deputy Prime Minister and Treasurer Paul Keating in mid-1991 in fighting for the leadership of the Labor Party, the incumbent was narrowly successful against the errant challenger and was forced to make considerable changes to the senior ranks of his ever-increasingly distant ministry