Starting from Being a Slave, I Conquered the World by Cheating

[No system + farming + group portrait + no heroine + hegemony] The protagonist Li Tian encounters a collapse in time when he travels through time: Leeks, tears will never wet your shoes again, pig's feet and rice are enough! Follow me and fight for hegemony among the great powers! Etc! Who put the yellow robe on me? How presumptuous!