theere on c-span, communicators is next, with a look at how technology is used by congress. that is followed by the conclusion of our original series, landmark cases, with regents of the university of california versus bakke, which focused on the issue of affirmative action. and later, members of congress discussed the legislative agenda in the week ahead. were history unfolds daily. in 1970 nine, c-span was created as a public service by america's cable television companies. and today, we continue to bring you unfiltered coverage of congress, the white house, the supreme court, and public policy events in washington dc and around the country. c-span is brought to you by your >> this week on "the communicators," a visit to capitol hill and a congressional hackathon.

[indiscernible] theere is a look at some of program highlights for memorial day weekend. saturday on c-span, f9: 30 istern, the munk debate, political correctness a threat to free speech? on c-span2 at 11:00 p.m., john meacham. and on american history tv on c-span3 at 10:00 p.m. eastern on "reel america," archival films of world war i. sunday at 6:30 p.m., chris christie at the chicago institute of politics. p.m. on c-span two, james clapper. sunday on american history tv on c-span3 at 6:00 p.m. eastern, on american artifex, a tour of battlefield monuments in france. memorial day on c-span at 11:00 a.m. eastern, live coverage of the ceremony at the turn -- two of the unknown soldier. at 8:30 on c-span2, in depth with novelist david baldock to -- baldacci purity in on c-span3 beginning at 8:00 a.m., programs working world war i. go to c-span.org for more programs and times. bismarck's great skill as a grand strategist was he knew the ,dvantages of shock and awe in the unified germany in 1860's, he instigated wars with austria and eventually france, started them himself. having done that and