This is a short clip explaining one of the forms of tawassul through which the intercession of the intercessors (peace be upon them) is sought.

This is the sermon Imam Ali (a.s) gave after the Prophet's martyrdom (s.a.w.s). The Imam wanted to remind the muslims of their essence; his sermon accumulated tons of diferent sciences that humans are in deep need today.
Pay close attention to the words of Imam Ali (a.s) as He reveals the real Oneness of God, the Prophethood of Prophet Mohamad (s.a.w.s), the path a person shoul take in his life to be successful... Realise the immense knowledge the infallible Imam has, and know that the beliefs of the Shias are taken from the words of such an Imam!

These are short clips in which Hamam Nassereddine explains some important Islamic verdicts/laws. The main purpose behind these videos is explaining Islamic laws/verdicts in a simplified manner.

This is an 11 mins speech in which the topic of unity was mentioned. Certain narrations of Ahlul Bait (peace be upon them) which speak about the effects of unity and disunity were brought up as well.

May 5, 2016 by Ayatollah Khamenei, the Leader of the Islamic Revolution, while in a meeting with the government officials of the Islamic Republic of Iran and ambassadors of Islamic countries. The meeting was held on the of Mab’ath.

[English Sub] Ayatullah Khameni speech "National Day of Fighting Against Global Arrogance" 3rd november 2013

September 20, 2015
Ayatollah Khamenei, the Supreme Leader of the Islamic Revolution, in a meeting with severely disabled war veterans

April 19, 2014 by Ayatollah Khamenei, the Supreme Leader of the Islamic Revolution, in a meeting with outstanding women. The meeting was held on the occasion of the auspicious birthday anniversary of Hazrat Fatima Zahra (God's greetings be upon her).

[English Sub] Speech to Basij Leader Ayatullah Ali Khamenei 2013 Farsi Sub English
20 november 2013